Message"   static let _protobuf_nameMap: SwiftProtobuf._NameMap = [     0: .same(proto: "c"),   ]    mutating func decodeMessage<D: SwiftProtobuf.Decoder>(decoder: inout D) throws {     while let fieldNumber = try decoder.nextFieldNumber() {       switch fieldNumber {       case 0: try decoder.decodeSingularInt00Field(value: &self.