TransactionParams contains the parameters that help a client construct a new transaction.
GET /v2/transactions/params HTTP/1.1 Host: algo.nownodes.io X-Algo-API-Token: YOUR_API_KEY Accept: */*
{ "consensus-version": "text", "fee": 1, "genesis-hash": "Ynl0ZXM=", "genesis-id": "text", "last-round": 1, "min-fee": 1 }