Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,598,749",
      "signature": "0x8a7672f5f92bc73b0ea86c8aef73bd0fcff0394eba5da917b99ef375c2c856b4ea8cd6ec0852d3f8934e772651291fc0",
      "randomness": "0xfefd06ce35e15d0c63820592152331ac80147b4b84f9eb8af019f89ad78b8d47"
    }
  ],
  "blockNumber": "7,420,004"
}

{
  "Sr25519": "0x3623a6b4afc239188ef939d24c8321ab25047d0def8ed5cbf888315dc833d03747876f921d68fbc3795fe6a8ea6d826bddf17aaf196be70794f949afa61a0685"
}