{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135001920",
    "entityType": "User",
    "nonce": "0x11cfc6db7141a08ac5fbbf1e358610f9a79791f49ceb0bdc14cfd41b162ad06d",
    "signature": "0xae2399bab5ebc74e37a7e732fc5a7f5b12d686d4b0cd6b396deb99b93e17de015cf19a4620d36a6b5760dfe2574cf3cda0b41eedb12d2dba96b75624c4af08981c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}