Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,539,232",
      "signature": "0xacc2878ce9efbce214df9cbbf8b92685d86f76af58b0e507d1c4af8a53f64e8e6d55dd27b9b851b06cf443356829b56a",
      "randomness": "0x73a89ddd170f6c8a4c6814145fb29416e35ff04b8cf462caa82ec01bacd34231"
    }
  ],
  "blockNumber": "7,405,143"
}

{
  "Sr25519": "0x1ab16594f48872668378edd3e4b9f9f4147234c900ea658112775c2fb9a5ae2cfa4c96c01ea3910d492fa27636de3aca4c62239feff69f9a30b84720b192268a"
}