{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "965833467",
    "entityType": "User",
    "nonce": "0x201b0556571e20e1f988ecc0d9b3fe72f6bd7d9061c3a0649700afb14f9e2bf5",
    "signature": "0x55177aa46d6e778edad6c814b9ca0f23d6de9b4ccb729e2194ad7e695ff51b3613aa327b9147019fb9dbac9607f16fdda20b853631012b2ab86ff78e7ef24f651b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}