Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,612,567",
      "signature": "0x98931542488a5e2e39ddd6e8fee527b17e29fcc2673ba7b0d26d56ecaddda811d71c66de53cbccc4b425d3d842ce054d",
      "randomness": "0xcb6940c0621aaa25ed9911e4197ebc8f3f477ed8a5486a4ea2edd1817a19f982"
    }
  ],
  "blockNumber": "7,423,457"
}

{
  "Sr25519": "0x340ad955498247275bb3a27479ac7ac59679b7ee6d58171715b953567f3cc517dab1224048997b14e687377ee88f39d73f18ebcd5b18a7e089ee3c21c84e5481"
}