Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,557,781",
      "signature": "0x95a9f9f9ca1e69d5f64eba832c8381d7d9d86dda2412429138d8737a43c430663d26fa638a0134577b1a531aa37d7258",
      "randomness": "0xb3974f84a010f254e9217ea75884b1da0173518a30215bab8ef842741a2ec699"
    }
  ],
  "blockNumber": "7,409,781"
}

{
  "Sr25519": "0x7ef1fd39fb2b1b102615df58685a054f32ee00c1ea4a3d2bb9f4fe688b05ed574e9f32ae83ccb5d52d1c21a21a1672c51ea3f25d9a25bbc35c9222999aae0e8b"
}