Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,623,095",
      "signature": "0xb70302e38f6a871b107b3067473777a84db8f2b31696608396bff81eda037ca0d270d18b2eaca44a5eb4340774c46412",
      "randomness": "0x976c642184a449a76d963e4810a86f1d1cff5bfcebe55a6af00d8c7bb5a11eec"
    }
  ],
  "blockNumber": "7,426,088"
}

{
  "Sr25519": "0xf82f4a3d2602907208d38b9d885b451d2637ca21165e0a3d3d5d20b5fb8ad4266ff11b429a063b39f103cdf54c926d68c5298f28f77128d0d2498e2285386e82"
}