Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,657,470",
      "signature": "0xaf404deffa1d5cab4496700dfa27b95bd7eafcc13aa0048836b254f75f0aa07ca330a2358f709a8e0e9355c15fc27d8b",
      "randomness": "0x9126083418877e4200356f60455082bd8eca13bd5b1358f1a29b4a11c9f61dfe"
    }
  ],
  "blockNumber": "7,434,672"
}

{
  "Sr25519": "0xd493f67bc8b8e7fb400c58c5741a1dbae1d180c8dc641c695f67ed198d5ff369fcf606de92d50ecab02186ba7ba1d1d67ee8d6f68e53a991cb3d52acb0103c83"
}