Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,548,490",
      "signature": "0x8df486756d7047ce5e7158300e3e73cbcd7ef5afb1608f664d2b81153378b932cc3f305f49a3d8b68ccae57a84f36917",
      "randomness": "0xd3623967efbb056abf022eb0a181176cfb9007713b22b5f6bbae4b270c65c4a8"
    }
  ],
  "blockNumber": "7,407,458"
}

{
  "Sr25519": "0x2416d0c5f5b92306139363f2d25a3d8aa48a5fda4893f3e2a7dbd56de849155a88bff05ebd7527ed1ef4967fcdead084dcdf24ae022e6478c0d44bc3209e3480"
}