{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167051786",
    "entityType": "User",
    "nonce": "0xb9c83b82e1668c32a747cd3a2af53464e34f915857cb23c6f587ba22ef9969b6",
    "signature": "0x391eeb138f6802f3d16daab68bbaf93723a7f52fa83c7fdfc2920d115bdb362d7f68966903b129926b9f2723e3908184835fc03996c6fd54a14b26a17a59f68b1b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}