Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,569,790",
      "signature": "0x9126a6ba8006fd0aa0946004aca74e67abea63be7d32d2b6d86a0f370931f1bfa0b60513200d04fd805d222438892cb5",
      "randomness": "0xef011021ca06da9730c55170c9d6e82e5af2022ecce4f32cccc14dd2bbf8a966"
    }
  ],
  "blockNumber": "7,412,783"
}

{
  "Sr25519": "0x746f113271bd94acb850c74f2523bf9a9b3a050d250da61495d597cc75c30d70acfbcbd08665b2afd4e331cfb9bc77d06892ac49398a5cf07063a4a79f263e84"
}