{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/centaur-labs/main/json-schema/centaur-labs-reads-lookup-schema.json",
  "title": "ReadsLookup",
  "x-generated": "2026-10-14",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/centaur-labs-label-apis-openapi.yml#/components/schemas/ReadsLookup",
  "type": "object",
  "properties": {
    "content_metadata": {
      "type": "array",
      "description": "The metadata for the content associated with the requested reads (opinions).",
      "items": {
        "$ref": "#/$defs/ContentMetadata"
      }
    },
    "reads": {
      "type": "array",
      "description": "The list of reads (opinions).",
      "items": {
        "$ref": "#/$defs/Read"
      }
    },
    "read_ids_not_found": {
      "type": "array",
      "description": "The list of read (opinion) IDs that were not found.",
      "items": {
        "type": "integer"
      }
    }
  },
  "$defs": {
    "ClassAnswer": {
      "type": "object",
      "properties": {
        "answer_class": {
          "type": "string",
          "description": "The label class within the answer (correct annotation, combined opinion, or labeler opinion)."
        },
        "is_correct": {
          "type": "boolean",
          "description": "Whether the answer includes the class. Included for classification tasks only."
        },
        "geometries": {
          "type": [
            "array",
            "null"
          ],
          "description": "The segmentation for the answer class in WKT format. Included for contour segmentation tasks only.",
          "items": {
            "type": "string"
          }
        },
        "mask": {
          "type": [
            "string",
            "null"
          ],
          "description": "A pre-signed URL to the segmentation for the answer class in mask (TIFF binary array) format. Included for mask segmentation tasks only."
        },
        "ranges": {
          "type": [
            "array",
            "null"
          ],
          "description": "The integer ranges for the answer class. Included for range tasks only.",
          "items": {
            "type": "array",
            "items": {
              "type": "integer"
            },
            "minItems": 2,
            "maxItems": 2
          }
        },
        "entities": {
          "type": [
            "array",
            "null"
          ],
          "description": "The entities for the answer class. Included for NER tasks only.",
          "items": {
            "type": "string"
          }
        },
        "freetexts": {
          "type": [
            "array",
            "null"
          ],
          "description": "An array of freetexts with one entry (array or null) per finding.",
          "items": {
            "type": [
              "array",
              "null"
            ],
            "description": "An array of freetexts for one specific finding. May contain 0, 1, or multiple text entries.",
            "items": {
              "type": "string"
            }
          }
        }
      }
    },
    "ContentMetadata": {
      "type": "object",
      "properties": {
        "content_id": {
          "type": "integer",
          "description": "An identifier for the content."
        },
        "origin": {
          "type": "string",
          "description": "An identifier for the file origin of the content."
        },
        "created_at": {
          "type": "string",
          "description": "Timestamp that content was created."
        },
        "series": {
          "type": [
            "string",
            "null"
          ],
          "description": "An identifier for the series that the content belongs to."
        },
        "series_index": {
          "type": [
            "integer",
            "null"
          ],
          "description": "The index of the content within the series (if any) that it belongs to."
        },
        "dicom_study_uid": {
          "type": [
            "string",
            "null"
          ],
          "description": "The DICOM study UID of the content."
        },
        "dicom_series_uid": {
          "type": [
            "string",
            "null"
          ],
          "description": "The DICOM series UID of the content."
        },
        "dicom_instance_uid": {
          "type": [
            "string",
            "null"
          ],
          "description": "The DICOM instance UID of the content."
        }
      }
    },
    "Read": {
      "type": "object",
      "properties": {
        "read_id": {
          "type": "integer",
          "description": "An identifier for the read (opinion)."
        },
        "user_id": {
          "type": "integer",
          "description": "An identifier for the user."
        },
        "case_id": {
          "type": "integer",
          "description": "An identifier for the case."
        },
        "qscore": {
          "type": "number",
          "description": "The confidence level of the user read (opinion)."
        },
        "frames": {
          "type": "array",
          "description": "The frames of the read (opinion): the primary target frame, plus one entry per context document (multi-document annotation topics only) carrying a class-agnostic finding instead of a per-label-class user_opinion.",
          "items": {
            "type": "object",
            "properties": {
              "content_id": {
                "type": "integer",
                "description": "An identifier for the content associated with the frame."
              },
              "user_opinion": {
                "type": "array",
                "description": "The portion of the read (opinion) annotation for the frame. Present on the target frame's entry only.",
                "items": {
                  "$ref": "#/$defs/ClassAnswer"
                }
              },
              "categories": {
                "type": "array",
                "description": "The category tags assigned to this document's asset. Present on context-document entries only.",
                "items": {
                  "type": "string"
                }
              },
              "freetexts": {
                "type": "array",
                "description": "The finding freetext recorded on this context document. Present on context-document entries only.",
                "items": {
                  "type": [
                    "array",
                    "null"
                  ],
                  "items": {
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}