Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,576,375",
      "signature": "0x99ddde29d9c7dcb2c9b1224cab0f0f4279fd149e76c440d8db7412386783b62f2c1cb34fcd9e6f803b1e9142042b5e74",
      "randomness": "0xbb2eedb3f9926021b983a304a0ea8d204d85dff1c6d9a08cefab6167663a10e8"
    }
  ],
  "blockNumber": "7,414,429"
}

{
  "Sr25519": "0x9e15b4d74a1c3e257ed9961d22b707f394895a755c21437057d5d260286cff36f65f4d6911e5c3b1fc34cc6b665936a423a0e32feaf899fbd97b7e0ef1f0a685"
}