Get a list of all available currencies - coin
curl -L \ --url 'http://api.client.nbcgate.tech//currency/coin'
{ "abi": {}, "available": true, "chain_id": 1, "chain_id_interior": 1, "code": "text", "coin_code": "text", "conservation_percent": 1, "contract_address": "text", "id": 1, "min_amount": 1, "name": "text", "rpc_url": "text" }
