turn explicit the timeout value for Node Api lambdas
set timeout for Node Api client calls
Security Checklist
[x] Make sure you do not include new dependencies in the project unless strictly necessary and do not include dev-dependencies as production ones. More dependencies increase the possibility of one of them being hijacked and affecting us.
Acceptance Criteria
Security Checklist
Closes: https://github.com/HathorNetwork/hathor-explorer-service/issues/133