{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "298398",
    "entityType": "User",
    "nonce": "0x232febce2a29e4ca0a38d82b93eca36c832a95197d6c3c3f5859395a1412a1bf",
    "signature": "0xa69248abf876b9cbccefcb8262fade1f6a878335cd33f2a104f19c9a9dda33017964204f90aa05492c99bd3dd47d5094449d7e981bfa9ddb875015d3221f86001b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}