Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,540,409",
      "signature": "0xa9efe6df5b5eacfcd36f108000697b3aa0e76a30311add4caa30c977e0703d0f69a10e9bbdfd8cfb1cd5ea4ba5812237",
      "randomness": "0xe9b37a47022b92938eba589fe9e38cf36dc38eb053bd66f7646ad9cbe66dfcd7"
    }
  ],
  "blockNumber": "7,405,438"
}

{
  "Sr25519": "0x74870e324da5a566590830930e4ff9e22ed7976df433fa6633cc8be0511e3a794652b1eb9cba3c26faaf1b4cf6b092d9b1c57df4add61b4591824b516c517a89"
}