Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,549,064",
      "signature": "0xa1ed7465198fb86e0d9fc25eeb37e9c548bcb82fd6d85b26781e854e3f58bef5ee4cdcc25b3d7c1f5332d7b8b9dc535c",
      "randomness": "0xee87cbf7be0b65fd6cf1cccef32bb97ca11d8793c3cf079ebfe18a07109e7ec1"
    }
  ],
  "blockNumber": "7,407,601"
}

{
  "Sr25519": "0x12a26670f5bd9107e21ed89ed2fc43de7987070239cc5763db8e867dae447f37c687f3427f5cf498e6166252008284fcf348e2ca1c4486a7f2fd43e8d0b84082"
}