Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,667,706",
      "signature": "0x96100d7776c58044624565cdcec99e8fcec01ec3edcd39d250f9d4a665a6bc0f42a0fe17c9c084b0c388b009b0bcd74d",
      "randomness": "0x6407e2d970044239d654824e9be6666fcb59df811475300010fc87df402fad17"
    }
  ],
  "blockNumber": "7,437,218"
}

{
  "Sr25519": "0x02107e3d605362545c9772b62e56dae77ee81a384bf79b336f1e1dd33352da0ae7cf8f95aaa5c0033696ab1687991aac57b1fc924310de41234579e44bd62187"
}