Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,609,229",
      "signature": "0xad932e468f8dbe5a7851f5dd71bf4510511cb1b310968ded3676404d96aeaff907b8cf80ce52a0f46a511365f6659761",
      "randomness": "0xf21cfb29055c54752e5e129611cb269974b7cde97a1b85791a78bac245d2524e"
    }
  ],
  "blockNumber": "7,422,624"
}

{
  "Sr25519": "0x3e18e1443735f6fa119082e0a7074f75911b5c68f51000e320cca0de95b6e2678eb51857ae5f74066dcce42c20a302649a517da9e02d05e21131624986a7b78e"
}