{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "UpdateBucketListingRequest",
  "required": [
    "exposureName",
    "bigquery"
  ],
  "properties": {
    "exposureName": {
      "description": "New human-readable exposure name (max 63 bytes).",
      "type": "string"
    },
    "exposureDescription": {
      "description": "New exposure description (max 2000 bytes). Pass null to clear.",
      "type": "string",
      "nullable": true
    },
    "bigquery": {
      "description": "BigQuery-specific exposure fields. The listingId is immutable and cannot be changed.",
      "properties": {
        "subscribers": {
          "description": "IAM principals; each value must be prefixed with \"user:\" or \"group:\".",
          "type": "array",
          "items": {
            "type": "string"
          }
        }
      },
      "type": "object"
    }
  },
  "type": "object"
}