{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1326067",
    "entityType": "User",
    "nonce": "0x2bdea9f555224fcd14f398f85de3fae799242b3267c1442cd465a8d106312828",
    "signature": "0x7dacdf5a1c398536ce3cb9ee1a34416f4bf5de5200ba1e345a52cfdfd7985897449de44d1a49aa8b948a199bedab5c3cf3dbb31eae31b8929ebf63f1563765351b",
    "signer": "0x005385507D169DF7Ad14f23b728248Fe5464Bc26",
    "userId": "303866152"
  }
}