{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x7279e7718eb5557398a234664e46368bbb67312f407f93768330e446d71237d1",
    "signature": "0xf94bb2a598d459c31f4d9350ef77d4a429a8734090e22e34fb163c2a16092edc6495d02bae313eef35319875581789058f5973e8034bf7d864a7b62936d415511b",
    "signer": "0x36fa99cC631A414eB72447ecE8a1FFaB11F83306",
    "userId": "982984730"
  }
}