{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8379",
    "entityType": "User",
    "nonce": "0x48114baeff6364c7ee35ea4af761629648ca852e1f70a05c33d83bccb5133be9",
    "signature": "0xa01f4b65fb07ecf7653f21b4254478693c713dacdd08c397dd04fdf10f74a8fb4e581244c33cac012ae798292a3bfaa16879fc16ca2639b4366982e0c793fb6e1c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}