Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,548,501",
      "signature": "0xadda4949bddb381d1ce314e35ea86826d0d275afa069e0ff28271498de0260c6569fce29a987595ca4dec5de9017543e",
      "randomness": "0xcc4504a54be82959a83fe883a80076306a3ab628446400ba0579c75125049a6a"
    }
  ],
  "blockNumber": "7,407,461"
}

{
  "Sr25519": "0x4cd649928fd93e4f3c010ca6f2bbdc398bae2f64a589cb6d13d53955b9cdb04268410d9769ab372a22ddd0c298a9184167f4e072c68beb36608ad74b911e0d83"
}