{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "884561400",
    "entityType": "User",
    "nonce": "0x936ddbc047f08d675e34f34d02b799910e21eabc148946b1242205b8055754e1",
    "signature": "0x389f42fa13da9c6ca0e116267d4b81e1bea672237fee6539c67c5147a59f362d4b9d447e80faf433c6ac7fc3dfaac53c7c7a9584f7479ac70fb2c0f50cbca39e1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}