Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,573,849",
      "signature": "0xb8b8f67b3ca33b18a7505342610e90dbb1c5ec492e9248476eb7343b21d441e04e648a98fe7bba9d290fa41a4a8b0334",
      "randomness": "0xce785624cd92746b74cb0492059bcd0a5b9a86c726619366ecab3374b924e87a"
    }
  ],
  "blockNumber": "7,413,798"
}

{
  "Sr25519": "0xbaacce757ec2fe541791ec5806582e78fb153e61c230da5818d5b5bdc2e1b277eb49cd70073f814fe1e50b3907da48696a0ebb3ceca0f98a0ffc5b1e53d0a285"
}