From Hex Address
To get base 58 pubkeyhash address from a raw hex address . Returns the base58
fundrawtransaction "hexstring" ( options iswitness )
Collects one or more unspent transactions as inputs, and computes and specifies the change amount. Note that inputs which were signed may need to be resigned after completion since in/outputs have been added. The inputs added will not be signed, use signrawtransaction for that.
"hex": "020000000151<snip 100 bytes>c3f1b9a7613798bd000000000",