{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146510",
    "entityType": "User",
    "nonce": "0xd02737267e86351c4dcece1ae6e3eb81653b468e752e33b40e3d1ee38a88539f",
    "signature": "0x17312796330724adf221702960b69f5c3ce22a33558755a6c616f5fd5faf0e7b4ab9db704f39ae4d481097afeb4dca32c458ca3d5c478cc76ac3ce6aa0e6233a1c",
    "signer": "0x2AAADB606C920aFAa8a8065e070Dd0D5B1080422",
    "userId": "963024726"
  }
}