{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://tattvabodha.com/schemas/tattvabodha-phala-v1.0.0.schema.json",
  "title": "Tattvabodha Phala Projection",
  "description": "A rebuildable per-user aggregate of validated Karma effects for one canonical entity.",
  "type": "object",
  "required": ["entity", "totals", "firstEngagedAt", "lastEngagedAt", "updatedAt"],
  "properties": {
    "entity": {
      "type": "object",
      "required": ["type", "id"],
      "properties": { "type": { "type": "string", "minLength": 1 }, "id": { "type": "string", "minLength": 1 } },
      "additionalProperties": false
    },
    "totals": { "type": "object", "minProperties": 1, "additionalProperties": { "type": "number", "minimum": 0 } },
    "firstEngagedAt": { "type": "string", "format": "date-time" },
    "lastEngagedAt": { "type": "string", "format": "date-time" },
    "updatedAt": { "type": "string", "format": "date-time" }
  },
  "additionalProperties": false
}