Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,670,111",
      "signature": "0x8188b7cc30926995d18b45eb2a10ab3b650e3c9a1f88a5f1a3f3a8a5e963dbd8fe18ecbb78d5dc3f0ac1f25f41843875",
      "randomness": "0x9e33d6920c5394f2b643e0aa49df04d0c86567408290e8318df815e5e3df8681"
    }
  ],
  "blockNumber": "7,437,819"
}

{
  "Sr25519": "0x08958899650bb0ba2caf7f44ba3d28a8b046f3cb0dbc95fed22d30ea6620c77af15db4b4b9f7ec28007775b69ed78952d4ad887fb04ca3bf008fea3138b3b387"
}