Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,658,752",
      "signature": "0xa23d439e02aff2b5f8b1c4e245d4c55269eed85f86950c82bd952c3eb096798dced4ba2efce53f814401019592823adb",
      "randomness": "0x98487a7231fa9c73c7dddd60d01bc479c4fc9e429adf434b2b1102521821ff56"
    }
  ],
  "blockNumber": "7,434,992"
}

{
  "Sr25519": "0x643b5d26fc8d55d826149e8dce84dad768537d32731a4d07f28ed828dad65001b1033580c7c47cd580b82cad53bababa2d27597429dd236aba6b9f33063b9e8d"
}