chain::get_required_keys

get_required_keys

Get required private keys and sign the transaction from the key list.

Usage example

## API
curl  https://t1.flon.network/v1/chain/get_required_keys -X POST -d '{"transaction": {"ref_block_num":"100","ref_block_prefix":"137469861","expiration":"2017-09-25T06:28:49","scope":["initb","initc"],"actions":[{"code":"currency","type":"transfer","recipients":["initb","initc"],"authorization":[{"account":"initb","permission":"active"}],"data":"000000000041934b000000008041934be803000000000000"}],"signatures":[],"authorizations":[]}, "available_keys":["FO4toFS3YXEQCkuuw1aqDLrtHim86Gz9u3hBdcBw5KNPZcursVHq","FO7d9A3uLe6As66jzN8j44TXJUqJSK3bFjjEEqR4oTvNAB3iM9SA","FO6MRyAjQq8ud7hVNYcfnVPJqcVpscN5So8BhtHuGYqET5GDW5CV"]}'