Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,603,356",
      "signature": "0xb4ab22f6dcc044316c77f08e85b6e95443f1888073a24bd0925f479c46787c5096795fa8292bc86a71c9fd369f5ce77b",
      "randomness": "0x7fbe1736d954d155e466ad62edf7d1aca2265a833e39a347faee6339adf2778d"
    }
  ],
  "blockNumber": "7,421,156"
}

{
  "Sr25519": "0x7ca783ca0d693731242567a7707e4e4d1bc6c057cd5c8a0e79a4126645144f54e1d6a1d5e300a5aaa473c15c0be5e7ffb7b1c5d87d15f0818489c76984dd1185"
}