{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234183",
    "entityType": "User",
    "nonce": "0xb38818fc54d8d5accae82d65833db60d7128bd0a3a1fa77e0a13de2cb26050f9",
    "signature": "0xe07559d838c6475c9061d241d09807103a598d6a3c3c8c01246e10dc1be2bcce37b6b5dc744aebddda30b28607c3bdf0f24696d60f3aee241c2656c562c3a5231b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}