Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,602,703",
      "signature": "0x82fbe087e816646ccd03cc1d671f628d0beb50c8115714b8896d3a7b09bc4ab577f8984a10e09d71056c344bcc2408b3",
      "randomness": "0xf94e126c59b8f13019ef0a36744818d45e2fe9bc8c62c56516580453542dc781"
    }
  ],
  "blockNumber": "7,420,992"
}

{
  "Sr25519": "0x9a9b45bea17f436f36fdcd28762606b71d0a65b0596d8e7b3acb44cb9ce76e30f34a6cd45bf6603064f964c5536154505b19269b3bec1a2745d68b3a4276138d"
}