Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,554,029",
      "signature": "0xb8063890cc10d3449d520d915a1fa41573ab47cc8821aafcd02d32604585b72b2868aa1239d2646ef06505a9caec2d83",
      "randomness": "0x222cc54cf5ad21ed1d865030c20200ac8bbbbd8ea9fa78e512d88c10e142a960"
    }
  ],
  "blockNumber": "7,408,843"
}

{
  "Sr25519": "0x88d205193dfbe53d18ec7a97414daec8f27c22024ab95ec108af428d5d36b0145ba71cd93f6db87e7332a8c26bb043b9fe6458b2deb49482000922f4e5a7b984"
}