# Preview storage recovery

Source: https://holofolder.com/app/docs/reference/collection/preview-storage-recovery

POST https://app.holofolder.com/app/api/v1/storage/recovery/preview

OpenAPI operation (parameters, authentication, request body and responses):

```json
{
  "operationId": "preview_storage_recovery",
  "summary": "Preview storage recovery",
  "description": "Preview supported native audit evidence using the private native backend, never the legacy Activity facade. Unsupported events return conflicts/unsupported with no usable plan. Default-creation recovery needs explicit v2 replacement.\n\nRequired permissions: `collection:read`, `collection:write`, `binders:write`. MCP tool: `preview_storage_recovery`.",
  "tags": [
    "Collection"
  ],
  "security": [
    {
      "apiKey": []
    }
  ],
  "parameters": [],
  "x-max-body-bytes": 1048576,
  "requestBody": {
    "required": true,
    "content": {
      "application/json": {
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "type": "object",
          "properties": {
            "eventId": {
              "type": "string",
              "pattern": "^[1-9]\\d{0,18}$"
            },
            "restoreUnassignedItemIds": {
              "maxItems": 16384,
              "type": "array",
              "items": {
                "type": "string",
                "minLength": 1,
                "maxLength": 200
              }
            }
          },
          "required": [
            "eventId",
            "restoreUnassignedItemIds"
          ],
          "additionalProperties": false
        }
      }
    }
  },
  "responses": {
    "200": {
      "description": "Success",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
              "planVersion": {
                "anyOf": [
                  {
                    "type": "number",
                    "const": 1
                  },
                  {
                    "type": "number",
                    "const": 2
                  }
                ]
              },
              "eventId": {
                "type": "string",
                "pattern": "^[1-9]\\d{0,18}$"
              },
              "supported": {
                "type": "boolean"
              },
              "unsupported": {
                "maxItems": 16384,
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "conflicts": {
                "maxItems": 16384,
                "type": "array",
                "items": {}
              },
              "changes": {
                "maxItems": 16384,
                "type": "array",
                "items": {}
              },
              "planToken": {
                "anyOf": [
                  {
                    "type": "string",
                    "pattern": "^[a-f0-9]{64}$"
                  },
                  {
                    "type": "null"
                  }
                ]
              },
              "restoreUnassignedItemIds": {
                "type": "array",
                "items": {
                  "type": "string",
                  "minLength": 1,
                  "maxLength": 200
                }
              },
              "rootRevisionsAdvance": {
                "type": "boolean",
                "const": true
              }
            },
            "required": [
              "planVersion",
              "eventId",
              "supported",
              "unsupported",
              "conflicts",
              "changes",
              "planToken",
              "restoreUnassignedItemIds",
              "rootRevisionsAdvance"
            ],
            "additionalProperties": false
          }
        }
      }
    },
    "400": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
              "error": {
                "type": "object",
                "properties": {
                  "code": {
                    "type": "string"
                  },
                  "message": {
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                  },
                  "requestId": {
                    "type": "string"
                  }
                },
                "required": [
                  "code",
                  "message",
                  "requestId"
                ],
                "additionalProperties": false
              }
            },
            "required": [
              "error"
            ],
            "additionalProperties": false
          }
        }
      }
    },
    "401": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
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            "type": "object",
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                  }
                },
                "required": [
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                ],
                "additionalProperties": false
              }
            },
            "required": [
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            ],
            "additionalProperties": false
          }
        }
      }
    },
    "402": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
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                ],
                "additionalProperties": false
              }
            },
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            ],
            "additionalProperties": false
          }
        }
      }
    },
    "403": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
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                "properties": {
                  "code": {
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                  },
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                  },
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                  }
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                ],
                "additionalProperties": false
              }
            },
            "required": [
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            ],
            "additionalProperties": false
          }
        }
      }
    },
    "404": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
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                "properties": {
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                  },
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                  },
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                  }
                },
                "required": [
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                ],
                "additionalProperties": false
              }
            },
            "required": [
              "error"
            ],
            "additionalProperties": false
          }
        }
      }
    },
    "409": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
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                ],
                "additionalProperties": false
              }
            },
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            ],
            "additionalProperties": false
          }
        }
      }
    },
    "413": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
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                "properties": {
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                },
                "required": [
                  "code",
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                ],
                "additionalProperties": false
              }
            },
            "required": [
              "error"
            ],
            "additionalProperties": false
          }
        }
      }
    },
    "422": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
              "error": {
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                "properties": {
                  "code": {
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                  },
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                  },
                  "requestId": {
                    "type": "string"
                  }
                },
                "required": [
                  "code",
                  "message",
                  "requestId"
                ],
                "additionalProperties": false
              }
            },
            "required": [
              "error"
            ],
            "additionalProperties": false
          }
        }
      }
    },
    "429": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
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                "properties": {
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                  },
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                  },
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                  }
                },
                "required": [
                  "code",
                  "message",
                  "requestId"
                ],
                "additionalProperties": false
              }
            },
            "required": [
              "error"
            ],
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          }
        }
      }
    },
    "503": {
      "description": "See the API conventions page.",
      "content": {
        "application/json": {
          "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "type": "object",
            "properties": {
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                "properties": {
                  "code": {
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                  },
                  "message": {
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                  },
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                  }
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        }
      }
    }
  }
}
```