{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "G1 episode sidecar metadata",
  "type": "object",
  "required": [
    "episode_id",
    "session_id",
    "task",
    "outcome",
    "action",
    "timing",
    "device_manifest"
  ],
  "properties": {
    "episode_id": {
      "type": "string",
      "minLength": 1
    },
    "session_id": {
      "type": "string",
      "minLength": 1
    },
    "task": {
      "type": "string",
      "minLength": 1
    },
    "outcome": {
      "enum": [
        "success",
        "failure",
        "interrupted",
        "unreviewed"
      ]
    },
    "stop_reason": {
      "type": [
        "string",
        "null"
      ]
    },
    "device_manifest": {
      "type": "string",
      "minLength": 1
    },
    "action": {
      "type": "object",
      "required": [
        "parts",
        "dimensions",
        "units",
        "representation"
      ],
      "properties": {
        "parts": {
          "const": [
            "left_arm",
            "right_arm",
            "left_ee",
            "right_ee"
          ]
        },
        "dimensions": {
          "const": [
            7,
            7,
            6,
            6
          ]
        },
        "units": {
          "const": [
            "rad",
            "rad",
            "normalized_0_1",
            "normalized_0_1"
          ]
        },
        "representation": {
          "enum": [
            "absolute_target"
          ]
        }
      }
    },
    "timing": {
      "type": "object",
      "required": [
        "nominal_fps",
        "synchronization_verified",
        "timestamp_source"
      ],
      "properties": {
        "nominal_fps": {
          "type": "number",
          "exclusiveMinimum": 0
        },
        "synchronization_verified": {
          "type": "boolean"
        },
        "timestamp_source": {
          "type": [
            "string",
            "null"
          ]
        }
      }
    },
    "split": {
      "enum": [
        "train",
        "validation",
        "test",
        "unassigned"
      ]
    }
  }
}