Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,550,612",
      "signature": "0x8c256399f97a5bac695cc81d2f811260473e3bd3c8d135853420c50651d129d0823b1e20994ed9bc399a7535e11e732b",
      "randomness": "0xb050aa76cd6487d777e46f79e94998eea09af60267707bacbca0f56191f92958"
    }
  ],
  "blockNumber": "7,407,988"
}

{
  "Sr25519": "0x7068c410a4f053b99872cf3ba06e11b3867e1f5213c0d3cb086e7767e893df163763b8a1f50c5c9298003eadafca4693d1703575c7be2b5b1126c1af7fc2a387"
}