action redirection_get_instance_collection {
  label: "Retrieves the collection of Instance resources."
  provider: redirection
  method: GET
  path: "/instances"
  encoding: json
  input: {
    type: "object"
    properties: {
      projectId: {
        type: "string"
      }
    }
    required: ["projectId"]
    additionalProperties: false
  }
  output: {
    type: "object"
    additionalProperties: true
  }
}