{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "171892",
    "entityType": "User",
    "nonce": "0xdfa72046b552fc58602a688bc34ff17bfaed2822be21679d51df2d8c1a382317",
    "signature": "0xc01166f29eb51be5ec26ab68d67456970853e8f8e2cf6df7923ca650daa82de3387f4c84080fc2bf80fed3c5ed4a18ac2f739131720442c5a0e2b7b486cc28a81b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}