Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,556,424",
      "signature": "0x941d200a6a9bff635675d623ac3095e173c436de17f0865a17bd44e32bc1c134e9ead4e3bd2c3c29abf8eafa6e74456c",
      "randomness": "0x228d96737ab165e4d82da2d8a4645e08cb7fda61329f55434e89de233438e102"
    }
  ],
  "blockNumber": "7,409,441"
}

{
  "Sr25519": "0x90772995f3a434967afbba900b837c3d844d19c5ba8bb3f4b086c5a75300537886dd316486acef6b19aac8fcacdd21c29290ea5548596d3dfdef8fef766fbb8c"
}