Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,540,989",
      "signature": "0xa6fbb7856cd142bc688d52250222dc57b5222a559842a69014b8b549a6b8e182996cde4c404bdab3d967acd1b74e5e60",
      "randomness": "0xaf3fd8af8cd39d04ec98c641bf5019e0c3558761ab051e0efd00e195754ef335"
    }
  ],
  "blockNumber": "7,405,583"
}

{
  "Sr25519": "0x28759153404b7d316e5ddf4670ef4bafc07c9b3e666352bb9cc0c37dd584e539c5b8e71794996235e47558c2d82a0c144bc0c59a48eebb25ab729b51a8fd0a8a"
}