Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,548,620",
      "signature": "0x9459cdde3170a9604868cd0548a7cc30f5ca627531b8f5657dfe38cf47797f45611c50382638ba36211f325585d2e451",
      "randomness": "0x581031abbdb355f506f8243f39294cfce182e2e73a6a85f690c8b48a27120db2"
    }
  ],
  "blockNumber": "7,407,491"
}

{
  "Sr25519": "0x0618dd8f9767fe69b0d074c5d62e7d5a06ab061291883ce86d838b14539d7c423753aa9f4cacfa4336b1e6ebbe73428df7d1ee2979e50bda7479968ec7ab0e88"
}