# Functions
See https://go.dev/src/net/http/status.go.
See https://www.jsonrpc.org/specification#error_object.
# Structs
JSON-RPC error can only be sent to users.
Wrapping/unwrapping Message objects into JSON RPC ones folllowing https://www.jsonrpc.org/specification.
* Top-level Message structure containing:
* - universal fields identifying the request, the sender and the target DON/service
* - product-specific payload
*
* Signature, Receiver and Sender are hex-encoded with a "0x" prefix.
# Interfaces
Codec implements (de)serialization of Message objects.