Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,603,975",
      "signature": "0x99482c3737069a8e315dcb904f52291ba90922ae5d2bca0e21d6ffc9740f2c8ad45353ebc8fedd1e981ab078d9ce4a59",
      "randomness": "0x6777a9a3ad243030038459231144856797704bacd1e06bd9361af738268b32ab"
    }
  ],
  "blockNumber": "7,421,310"
}

{
  "Sr25519": "0xde330b333d7a52a85632b61c8f6e6ba64c6aa953a14ae10e47e4f6fd1198121ce6831fcf0cbb70dcff54029e2cdec6cac6a21f433c6df7c90f08d6f098469c8c"
}