Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,549,843",
      "signature": "0xb7db726301fec7deff248184f983146d6176c915c656ac46fb89c16255500d8bbe548abffc41daca62eaac9c6634dce6",
      "randomness": "0x9ee1379775e6a9447435ec9afce7ea7f3dc267f540e68267209d25bea56fd532"
    }
  ],
  "blockNumber": "7,407,796"
}

{
  "Sr25519": "0x4a0c23743a598b698490b21cf514b114b7e4d860353e14d6386c0b67975ae045866831820f090e124f84d2124d3da3f03ce9fc88388f5cbd87df24fce4cc1480"
}