Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,560,551",
      "signature": "0x8e09b2c339bb3d9d3bc542ba5337fc6e25b01536f72fa1803cf838c9674ab54b7cb853f087945ab5e64c2831c8403e41",
      "randomness": "0x77475271fe8afce005a2b4defa24f3a99e9db4d99983923a9358d066d113b47a"
    }
  ],
  "blockNumber": "7,410,473"
}

{
  "Sr25519": "0xfccacdbaeb032dbe745f183692b70c2e178ce920d83ceb6b62ba7daffe8f10502230c5066c5088153313647aaf2fd10bfc06111ac6deec9522e1e580f41c468a"
}