Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,554,430",
      "signature": "0x90282567326864a7dd0b63308fe3a722b95ffe0b4ea4a3c1a12f8395660d666c959c3a5ddab859ccc59758c61e55d264",
      "randomness": "0xda1857ead4783294694219da13e083df720e06241ff67ff66a9b4e80a4d464ea"
    }
  ],
  "blockNumber": "7,408,943"
}

{
  "Sr25519": "0x2e1570758608d802fb8309c11d51f936468f3cf25bcfbad4f83e7e34929c5a1a0a183ff7e92ebb5d513471a56a2e4873b9343091b855ca7ba4ea5a62c55e948b"
}