{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x882682b1bdc6cd130067c8587be1c6fda9e29301484d051b6d5c40394cea26c3",
    "signature": "0x73fdced22f1653b4a0012c2a760c2b217be816b33bbbc14fdb0e9409c1d428ae2f97034ab4267c9fe62841254e8253b9be9911df77972c92c21353b2e2db48801b",
    "signer": "0x083626C5983025BFec0Ca7BC8FC5B244f8e29b75",
    "userId": "482858095"
  }
}