Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,577,250",
      "signature": "0xb42eba901cfe6b58a849c9500bd1a002a167960b27a6a4866afdb545625ce15cedf312f8b61ac21f7bb446507019d470",
      "randomness": "0xfcf597c12a0c61a1c7f4925e3dd3e25111fde3b3a92d615b56da4e94dbbdb86e"
    }
  ],
  "blockNumber": "7,414,648"
}

{
  "Sr25519": "0x1a9fa85fb1208bda145eaf66099e48eaf5e6f6d9424ccdc468812e589c7bfe14cdd3c4e91d9716b7c673dedec7b85538d38c0b3b7aa1f3a95d550bb937170f8f"
}