{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xb4e395951f5829946d91208bdd9d8b9584a88471d4469d655d1ae4624fd47378",
    "signature": "0x9df8a118aa33def698ce7504db6aa55baa9589e8e5a95b8beec5c1fe3fc3899752eaebb9197708fca7d6c88a69e04867c19c662ebdb9aaad01013fc49455f7bb1b",
    "signer": "0x051EF55B91b6dDda7F6F6c249F82C102cCb7FbB2",
    "userId": "202249275"
  }
}