Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,549,781",
      "signature": "0xb88fa00f51a75957f2eb63fc12563c709378a7605bf77bb7436171c40efa76800ae04f6895852b35571d10c3a56f709e",
      "randomness": "0xa7f486b6db085b76dccc80b6e91e7d8e340e78480214f517bff9530ea8cd527e"
    }
  ],
  "blockNumber": "7,407,781"
}

{
  "Sr25519": "0xe60eff5195fba7b8643fc15c358d247f9f0980eb4853f6b88f383558907a91717a2307c04083d319b8b3892d842c0570f496140cffb9a09850a54cb0234d3684"
}