Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,666,892",
      "signature": "0x985b9577144e9e70753de641d908ef9c01cf400f9ac62a4d2e190db92422dac2beb98a3f0c44c9f26245c5047c28a76e",
      "randomness": "0x235743fef227f4c68f4eb70f181f7c84d64ae16f13f8d33e47860dddf801dd76"
    }
  ],
  "blockNumber": "7,437,014"
}

{
  "Sr25519": "0x16724bb2770438d532a0f32684a21018c8da03c0e7ef3546e495041974479c15999a9cb5ce4d4e12fe3ec44e3e95c189feb4ab4402f6745c1026c34395181c88"
}