server and gateway will have to keep a list of public keys in sync for each account. those pub keys are multi-sig addresses, and the
gateways needs to be notified about incoming transactions on each of
them. using a rest call, the gateway should be able to subscribe to one
more pub-key at a time. with the pubkey, the gateway should send the
user account.
extend envaya API to handle per-account pub-key subscriptions
server and gateway will have to keep a list of public keys in sync for each account. those pub keys are multi-sig addresses, and the gateways needs to be notified about incoming transactions on each of them. using a rest call, the gateway should be able to subscribe to one more pub-key at a time. with the pubkey, the gateway should send the user account.