Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,558,220",
      "signature": "0xaec49db00331047761563607b821b3363c14ae0d908e3f24666e48f2e3672817b52c5896faeaf8ea275de46667558b34",
      "randomness": "0x84b624573145516299d4d8ec47a34c0d4ada2ed7cec06ee9ddcfb82ab295e03f"
    }
  ],
  "blockNumber": "7,409,891"
}

{
  "Sr25519": "0xded2d901a612bc44fe7e7ca44345e93f41ca84c27cab6f2e80a3c1d8425e0c19ca73b6a98e1f392b972c3722b5e81e6a56f79b5e0b53fe50168ed089acd7d580"
}