Function createDefaultRpcTransport

Creates a RpcTransport with some default behaviours.

The default behaviours include:

• An automatically-set Solana-Client request header, containing the version of @solana/kit
• Logic that coalesces multiple calls in the same runloop, for the same methods with the same arguments, into a single network request.
• [node-only] An automatically-set Accept-Encoding request header asking the server to compress responses