RpcScalar
type RpcScalar:
| "unknown"
| "double"
| "float"
| "int64"
| "uint64"
| "int32"
| "fixed64"
| "fixed32"
| "bool"
| "string"
| "group"
| "message"
| "bytes"
| "uint32"
| "enum"
| "sfixed32"
| "sfixed64"
| "sint32"
| "sint64";