Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,552,649",
      "signature": "0xb76ec67cf8972117ff3cc5640f70afba2207a6f1ca434a430150347e52f2203e8721cb6d17486fcc3752249f5b7ce501",
      "randomness": "0x59b0d3e6ac768c9f4f9424e1c3b61f5b8446026290a728ec0ae9c32c68cf759d"
    }
  ],
  "blockNumber": "7,408,498"
}

{
  "Sr25519": "0x30a8632152f36415dfca994a40af61459552bc40db0c1a8dacbe9cdb05a9c370e828f824738e5d64b8d3a7f4cfb39e2bebc21c700f0e0816aa944b7c7a51cb83"
}