Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,539,543",
      "signature": "0x8fa7b88d85f5e0b81043373cdafc2eee551a0dc00ef6080aa11600ffcee392478b896da54b151f9816a6efe4b9a2b5e9",
      "randomness": "0x2207d177bb8b76361eaa8d548838e90ac716f26833ea76f5e185b2e166473880"
    }
  ],
  "blockNumber": "7,405,221"
}

{
  "Sr25519": "0x52e8b3894c0261f6d07c72ae5d9f598350a665d76c0156cc2b3c0736dff73a62f48c492b114ec46fcaa487f07eac4640de8464270aa72706605bf2a410d94f8f"
}