Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,558,891",
      "signature": "0xaa18cc6f5d06e71b7214e158caf658afd1334a348f345bbd608664c8057484737362036a2e7e5d2a47364a1e03035812",
      "randomness": "0xb361ff1a07d94aa422d77f7d9d4f0f0d73ef732c4541ae3e9aed77f917b1ff94"
    }
  ],
  "blockNumber": "7,410,058"
}

{
  "Sr25519": "0x4888c73ce6b26c711fe69ff7053ff12ba44844984192584ca90f3da1dcafab5463741811e19d46bf684b8af14e8fef74fa434c4a2b11f468f1622a32f1fcf988"
}