Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,539,912",
      "signature": "0x98e059e7186188ccfc2a1c1268825e06c812dd3386753a8e0d663168764b539f30b2014c6573e5559be2d2c8ceb8ffb7",
      "randomness": "0x7536291fb91948639555cce90d321a1df90c28eff7132268f69fb0e6f2276255"
    }
  ],
  "blockNumber": "7,405,313"
}

{
  "Sr25519": "0xc8096002c9fde675bb0203bcd61aa028f852e826bc5df0b038579f03690ef91e9d03369e13be52e38a66079b2a088477001a5e8b05465e267de47f7d7d56a38c"
}