{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "149566028",
    "entityType": "User",
    "nonce": "0xdb677b70127fd3cd839549ffead148b43b65b64991319bfb17a0eae8b29d1c22",
    "signature": "0x33d68dbd78f4ba169c3ea16cd27913fbec257f3058603f2dde12135e28ecaf4d131796f420cad581bf2268e77dd9dc70f0788c7eaebabcbacfe27afc10560ec01c",
    "signer": "0x89EA9Be0Cefd53f285d77356b4395f079931a5EC",
    "userId": "822518796"
  }
}