Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,584,864",
      "signature": "0x851a6f36d6746829dd9cf6c34c6f2e5d73aee0c303e9554822a3c70092928a01078a4b6f95799a2779b5a36898f4f479",
      "randomness": "0xfe267c8d68cfc992f16508d7cacc83010ad821f3ce9e3b3bf49ead335ab2396d"
    }
  ],
  "blockNumber": "7,416,538"
}

{
  "Sr25519": "0xca76d27020b0ad38ed9d08fb8be8fdc973ba339f30ee3eaeb5357fda1887614347be046f19add2def503f3ffe66e70a7c9138fb662a79b326c132fbd65c79b84"
}