{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83483639",
    "entityType": "User",
    "nonce": "0xb9c12a9e1bbda595bd594861e9068c84851594c1450fbf459c5ae1996e2392e6",
    "signature": "0x8a8f53dbc2f7298d7646cb035b89648625c3378fa58de7d693f9baea4f71c4922728304674fb9ece805a68c4a088f372d5a655f6121849635f9c920e8f4ade851b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}