Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,563,471",
      "signature": "0xa2b8dc4847df7853c24a6427c0980bc3399902452b88d267c0401daf89c48776f5a6feee2c5d6bc142c0af84d5418fd1",
      "randomness": "0xf41f73844db4a79af34691862e7bd0eb78720bd70e69221f7ebbf4183e8a3f02"
    }
  ],
  "blockNumber": "7,411,203"
}

{
  "Sr25519": "0x84191d4b1da80470d99fb430017e91c40f22e210fa976571d3b8989c6e63270cc8008a217b7f8b03ad43486acc0c960f1e86e32f0b9620c07cc36854da42dc89"
}