{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10178",
    "entityType": "User",
    "nonce": "0xdc9b0f46eae102b05512c323f2b862c24df488de0830ff41e214c5e410b7c2fe",
    "signature": "0x49c7c154e86a81db6c3118520d47e6538697c4cae490e3d0ad6f40da5eebace41b5ad900d93d788afb328683e4620c3669add5e213e95f88ec703062e7a49b4c1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}