Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,659,735",
      "signature": "0x8fd4cffa37a64f367afcecb2b4fe5b03220380503dd7503d764c33ffdfcafb4f2d94bce719366c43574c266e06afecbf",
      "randomness": "0x7fc18dbdf8144020fe807134a7af24d0e055e63493b315dea7ba7904c042a62e"
    }
  ],
  "blockNumber": "7,435,238"
}

{
  "Sr25519": "0x9868b73776558886e9f5371313b0b1a7479dcfd78d15fc50a13b31f3e22cbb25622429fd9747913b128172946a8141a5700bab90429fd571453f331eae977787"
}