Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,576,851",
      "signature": "0x811ca421bf2282b096bb68fb81a617e2ee3aa83da64fd37a09e8717678e6190cda2d402311c2a2f5712ab7971db3ac8f",
      "randomness": "0xa50b7c675dad4de673ad0e49d598b88f5cd144b502e783fd6cd7e5a2c9c976e4"
    }
  ],
  "blockNumber": "7,414,548"
}

{
  "Sr25519": "0x9ce9454cb655c8304f6b248dfdfdc85179ca8a5ac9cae0bca2234e9af1778f159d53dbcbae1f48a548ce611f62df1aef42c181721b1d236fad44829e141d1d87"
}