{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x0ca141c844486780ce4733bdd56861b4813b1cf9b7a0713df17c55a2ecbdf49f",
    "signature": "0xdb6ce9f5c35a47a5515bd4c9c5db431f68555f0bc1497d48b1cb26fd76b12e4e25b3c88066a5a2757c5c252e0433aa73336c8bb2cf292b3e64b3f3692085e29f1b",
    "signer": "0x6Af6D40d1d0B48D79D2bd3E3c8f0a45540130c0F",
    "userId": "89433"
  }
}