Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,600,457",
      "signature": "0x98d8b8cf3de575f630d42a7a9de2c3a71f7225800a8be50a72488e4a21b3a9c85a2538a7e8228a021d0dcdda9083e6d5",
      "randomness": "0xa17d4383a3c3bf57122e174dce280d0db49dec18452328c0602ef016943da40f"
    }
  ],
  "blockNumber": "7,420,431"
}

{
  "Sr25519": "0x34a912727cf6a53bc11a9179ccbf0a47999998706a054b86f8987fc239fb252cc86508af440fb942780a3ae1dc01fce3692be3be526883455943c2d890366a87"
}