{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "37952",
    "entityType": "User",
    "nonce": "0xe5ad436ccbdea37a0a7d92d890a23d1fd8b4c516bfe85abe738e8f0873f18062",
    "signature": "0x25c0a8745a5f4836dfc8e1ca2be9a83547c48aed2a7b510c45567d52891cfaa9506491f3c4ae20baa2871e00a022e02fc948fd65f9ea5f0a0d835b571cc1aef91c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}