DataMeta

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/watttime/refs/heads/main/json-schema/watttime-data-meta-schema.json",
  "title": "DataMeta",
  "description": "DataMeta schema from WattTime API",
  "type": "object",
  "properties": {
    "region": {
      "type": "string",
      "description": "Grid region identifier.",
      "example": "CAISO_NORTH"
    },
    "signal_type": {
      "type": "string",
      "description": "Signal type of the returned data.",
      "example": "co2_moer"
    },
    "model": {
      "type": "object",
      "properties": {
        "date": {
          "type": "string",
          "description": "Model version date.",
          "example": "2026-03-01"
        }
      }
    },
    "units": {
      "type": "string",
      "description": "Units for the data values.",
      "example": "lbs_co2_per_mwh"
    }
  }
}