Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,616,614",
      "signature": "0x918a059954310c44c730ad527e72ae96099d1244aecd1871daabf8b45ce574438ecd15fedcb4e5f685c80900010dcb7a",
      "randomness": "0xfe595239594a19e9b233734c6aab508035f157f0d6e4ec57b6187caa66368a88"
    }
  ],
  "blockNumber": "7,424,469"
}

{
  "Sr25519": "0xcefe4245b171e9ef549058d8310be1840b1b2bdb35c81c90da7f7014e62dea5f57f9c36de58ca8e946fb42d97ba495b21bf619a58ee6e758e9ee75c1b82c6a8e"
}