Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,598,590",
      "signature": "0x91fd1ff7feb8588a697c8f5d3100d1fec8ad72ca32dfcce3dfbb6c49c04c4383fa88ec1a35aaa5add8087c826599bd9a",
      "randomness": "0x3e38a42ae6d985ecee2d96f847ff4eb9e3e55084af49cde3b7ba703c8d224cf7"
    }
  ],
  "blockNumber": "7,419,964"
}

{
  "Sr25519": "0x6ecf10ed2318efa356f7266dac3d4026c7955f94b4dd3ac6ef2162a1e8d10e7f112790bab1d329b123c22e4b334b351b583a6986640cdd96aa138d3b7f002b81"
}