Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,621,204",
      "signature": "0xa1d0a357df233663ae62fb4e402fc07572a076b4e8530537e0dd82c803a07fb80ed3bc1e41b979068a485864503db01a",
      "randomness": "0x82620a4af7ff761bcfd9d7f02d554b94e21ef272f8d2e0740fa363d80a312621"
    }
  ],
  "blockNumber": "7,425,617"
}

{
  "Sr25519": "0x2887e6b7a258d0a314a8fa06ea6d5b45b7d731884ec1463c44427c6c4eece238e341fe5b6505e634d4065ba00c8bb7a519eb423179484d7b411bec6f34d68e88"
}