Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,552,032",
      "signature": "0x8a58dc10f8891dbc208185774759d6dd1c755aa65c646b7ec2431c49c484f14b7ccfcbe60c92790634261f57c5f7b9db",
      "randomness": "0x7a9b7959f1862d4ff593c54d4e74bc32f17d2131ed7677986ede90bd058f8829"
    }
  ],
  "blockNumber": "7,408,343"
}

{
  "Sr25519": "0x42cfb3f7763ffc5502a7582dd3d3c56ecd5651d4eba94dd41648b18e2d322f085315d74ccc5a3e8869a826c5313d3f569a7c717d3c4d9e5ed409dc5517e61b80"
}