{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17294",
    "entityType": "User",
    "nonce": "0xb7e48036a19d8a5eb21cdb02285930d116b0f3c8337c7b0af98f6bda36154cb6",
    "signature": "0xbe88fbe483ca4c3df3fbb6af8d8142a760f153c897677488eec0c8f29a5ce32c055740ae65a9f9863bac1bd9b9b97fd8a35cecc30b6439d18d4e131e4657eaf31b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}