{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x2271710df3d5c06d6d5ffbd6004e1aac2246a56c9f7c40a83ab693d70a1a9678",
    "signature": "0x636fee90fae3ba1293c277c7f2c2b754f23453669e5335813389c21ac18f4d732b881a9e68856a4a09d6fa3e36a408f7464445a5c3480ce6d5e2aa70d1c0969e1b",
    "signer": "0xAfE04b3A47505816aD72A3036422AC553C1dFEc3",
    "userId": "515307498"
  }
}