{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x62ffa2825f5c08c1d95c11b20c462d5043a115eb4c5b7c1a43899db49d46c9fc",
    "signature": "0x03aa7ad18b2e4106ffd11776cf9b32f89d91c564424c120d2850c81802a7a51e5f88681b608205c0fcfac0f88ffec33845ba86680849e18f85b3b8abf71057391b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}