List configured registries

{
  "type": "array",
  "description": "List of registry configurations",
  "items": {
    "type": "object",
    "description": "A registry entry describing the endpoint and credentials for a registry to pull images from",
    "properties": {
      "created_at": {
        "type": "string",
        "format": "date-time"
      },
      "last_upated": {
        "type": "string",
        "format": "date-time"
      },
      "registry": {
        "type": "string",
        "description": "hostname:port string for accessing the registry, as would be used in a docker pull operation"
      },
      "registry_name": {
        "type": "string",
        "description": "human readable name associated with registry record"
      },
      "registry_type": {
        "type": "string",
        "description": "Type of registry"
      },
      "registry_user": {
        "type": "string",
        "description": "Username portion of credential to use for this registry"
      },
      "registry_verify": {
        "type": "boolean",
        "description": "Use TLS/SSL verification for the registry URL"
      },
      "userId": {
        "type": "string",
        "description": "Engine user that owns this registry entry"
      }
    }
  }
}