Please make sure you've activated your service for BBPS on production before using the APIs.
To activate - Refer here
High commission channel (offline)
This will allow API partner to send fetch bill and pay bill transaction via new high commission channel parallel to existing instant channels. Note that it will only work for billers that has high_commission channel available to them. You can check that in fetch biller details API response. Note that high commission channel is parallel to that of regular instant channel. It will not affect transaction flow (including old request structure) from existing regular channel.
hc_channel is optional parameter; you can pass its value as 1 to choose high commissions channel for you transaction otherwise it will default channel as instant. Please note that high commission channel might take upto 6 hours to complete transaction on biller side.
For MSEB Operator:
You need to pass the cycle_number and authenticator parameters extra for MSEB operator
cycle_number : Cycle number of the Bill for this operator
authenticator: Password provided by this operator
Check parameters required to pass in the body from that get operators info API.
Parameters name should be exactly same as param_name asked in operator info API
Value passed for request body should adhere param_type and regex