{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107063",
    "entityType": "User",
    "nonce": "0xad6168a9dff01d1f3118b5a574cdd78604918e41f176b4aec420e56d964244ce",
    "signature": "0x6972966140c582fae07d996c65a81418599c3f4093c54c59af28ab37f303e5f45e5207f93928c0cd64d5b54b7acfacf63f73964b8533dafd7ddfc27657528a911c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}