Returns all registered parachains and parathreads with lifecycle info.
Block identifier, as the block height or block hash.
GET /paras HTTP/1.1 Host: dot-playbook.nownodes.io Accept: */*
successful operation
{ "at": { "hash": "text", "height": "text" }, "paras": [ { "paraId": "text", "paraLifecycle": "onboarding", "onboardingAs": "parachain" } ] }