{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53860",
    "entityType": "User",
    "nonce": "0x29fdf9a4db57099f2276b8cb14ca6105d0728b9b1afe19b8277708dc62c88e6b",
    "signature": "0x2bd3cd1eae78b0aab7a342f611d1f57967f3ef2157c91101274bbf0e8458dafe4707805ad343b60a3f8ae150fbbf5e8295d4fd61f8d39a7ab91146e6b4a24d571c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}