Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,602,251",
      "signature": "0xab5ec393a0252d17ae538028a7df0c41ef256104f4551c8c75eac705b0bd7ce0b7efd9ed4bec2bcee8dfae8c20e13bb1",
      "randomness": "0x2b64e241e9ebc40478c4e1f485fab9ba1b1a19d3ed4e0188441b667b6f2a7541"
    }
  ],
  "blockNumber": "7,420,879"
}

{
  "Sr25519": "0x12a69a9448d39d343aec99d306a2f6dc3e13ef46c865d1cec7f76387cf1ce0754839456bbeb03a37f479bac13368c2248e49300c8b216f7ca3c7da2cb569438e"
}