Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,550,344",
      "signature": "0x86f188f13dc0e043001dcae12035171159f6b4431f1f808f28a683ecf67920a19aeb8fcb395e963b0152445f9305932d",
      "randomness": "0x0e2456a2e169def68e68a163d4b6f375dfa44b7bf637c76ddb231342dcfba081"
    }
  ],
  "blockNumber": "7,407,921"
}

{
  "Sr25519": "0x12ac583ac69560219ec1004bb3ac232fd06cef3aad42eed30a8ef03883b71b383034de9170dbd8889f218938c120adc0e49f4d660c5e52ba63a366d402c50c84"
}