Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,580,731",
      "signature": "0xb8c5d058c5324ed8339092c610f48d33760bdb6f9b6472a4932ffbe6823cfc94b26613c93b965010605d4976b99d473b",
      "randomness": "0x2306f57cf445b9819d9deb85f1087946abb537b5987905455c2336de71636817"
    }
  ],
  "blockNumber": "7,415,505"
}

{
  "Sr25519": "0xacb40d2d0f6192cb76df6f467bc1be6329e4ca5478ec761ec2e8fc7e537f69730dfbbe7d1bfb3ee7d9afa1b815ef1dc3e641e7b5cdf1060d75198dcecd07b38f"
}