Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,578,555",
      "signature": "0xb9a3cee575e74c48d37aed309b142be10a4573c192f4914c911704e9c4ca497debffbc55ce26291496d6285782d03214",
      "randomness": "0x15a1cd62003571629660c825cd1f178c0b589018774a6c69fc1d0c315ab12e2c"
    }
  ],
  "blockNumber": "7,414,974"
}

{
  "Sr25519": "0xa67a5d3739410a770234b37e41a5d6c33e1e87c9374b979a1c3d4c9ecb374972dcfe1639fed4a8027ad8172391b6c29ba14d4b28d12bae16d6c38be0f1a57e89"
}