Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,543,489",
      "signature": "0xb3b9af355852edb5ffaa863c22e7017c143e283ff84a7c4933ec08dd366c1b59b274d564792508c8c348eabca6901bdf",
      "randomness": "0x5fc0b8bd1c0ca15b479c7b1b1e5af6b6eba8040c10516f1ecde96bf025645a67"
    }
  ],
  "blockNumber": "7,406,208"
}

{
  "Sr25519": "0xc65bd3b5d7cdfc6fd7c6f869e7e61a88690e58940a3b1e8b5fc3f15f6c97bc045c51adb34ac2ce7652033c7fb176cc67c9075d8fb8e5fdfcf8f1ddfe8e4cd380"
}