Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,551,049",
      "signature": "0x91f48e66824697aaed22bee71b8f10450736c7fa5f05ca026d7dcd3a1c8cb0ab9fcfbe8e114fcd415a205398a061a31e",
      "randomness": "0xed26f9626f13595b141d49bc78d1cb3a7facc8449906cb72950ef7bd925ed210"
    }
  ],
  "blockNumber": "7,408,098"
}

{
  "Sr25519": "0x4e2e8aaa40bbe43a62833ddaf35995c76fd90213cb1136e27db2df6a45e67a71c45ae55a55acc08526990cacdebb345714a2c65ac42b8447092358f72587f88c"
}