Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,638,910",
      "signature": "0xb7f90655d88ed3746946bd38927b52dba374c88fb7a741ddc263bd3ba4d6f81878e08ec626b4998660851da7790dbc79",
      "randomness": "0x98ead845f3aec282578fcd401f7ac4e15b249a679003c12196c59abc06b54007"
    }
  ],
  "blockNumber": "7,430,042"
}

{
  "Sr25519": "0x88c5aa6717f0fc860dd5cd4d494ee0821718301402ff788b89599160c6bd707ac53be4a39144e84c1e17f1f92b588857d1f48ec1cdc0d8c20bffea0488b83a88"
}