Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,577,100",
      "signature": "0x88fefd098199859929e9b884c828e0b36b453dbf0f65e09d9a2069525763373dc9be442c1f9bc4b0d8ce1324d8fd6d68",
      "randomness": "0x654b59f990b25ca6451311c6d48a5199036d6fa02461c9bc987c6844288a785a"
    }
  ],
  "blockNumber": "7,414,611"
}

{
  "Sr25519": "0xa88138028e107cb55709e1dbd186ae0e7877d530b6ce9e5251a56a6dee4d5d03afdffc27831f7ed268fc42c67f4f7397556af4585097c5f7fb536d942b088d8b"
}