Source

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/fred/refs/heads/main/json-schema/api-source-schema.json",
  "title": "Source",
  "description": "An originating source of FRED economic data.",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer",
      "example": 1
    },
    "realtime_start": {
      "type": "string",
      "format": "date",
      "example": "2026-05-28"
    },
    "realtime_end": {
      "type": "string",
      "format": "date",
      "example": "2026-05-28"
    },
    "name": {
      "type": "string",
      "example": "Unemployment Rate"
    },
    "link": {
      "type": "string",
      "format": "uri",
      "example": "https://fred.stlouisfed.org/"
    },
    "notes": {
      "type": "string",
      "example": "Editorial notes."
    }
  },
  "required": [
    "id",
    "name"
  ]
}