Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,548,583",
      "signature": "0xb464c78a98592904b875d3ea782bfc9ecb04cb4805dbbb786be33422a54f968007d3948768e466ae6f51104c52f9d50b",
      "randomness": "0x6248c3342b1d55e28f4299c3d76bb9ca80e2953a69a3ed339dcdde96921e682e"
    }
  ],
  "blockNumber": "7,407,481"
}

{
  "Sr25519": "0x0cf8fcf3148867020ef9d4eb7a7f604e7b143f7a9d05a29b911c66becd69e31dc64c3192d78a4e600f231ffb998f1e455a33f1da24b9d02dfc7a73f5aa3e7f89"
}