Required. The service that is managing peering connectivity for a service producer's organization. For Google services that support this functionality, this value is services/servicenetworking.googleapis.com. If you specify services/- as the parameter value, all configured peering services are listed.

Required. The name of service consumer's VPC network that's connected with service producer network through a private connection. The network name must be in the following format: projects/{project}/global/networks/{network}. {project} is a project number, such as in 12345 that includes the VPC service consumer's VPC network. {network} is the name of the service consumer's VPC network.