{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "283478",
    "entityType": "User",
    "nonce": "0xfecc3867035ade4c04e9f46297d7c6cc51917200dd6daa5b21f860e67465a156",
    "signature": "0xabfb4bbb2214aadd918c54b4e2a97e35c38e678806a418ddf4f793e0f377e3fa22526d379242fa9f54987883122aff21a575ef5c9997ce8d5f7a3c9bfb4722ec1b",
    "signer": "0x253047c0af4Fc72D6658Bc16df0b3FE0dB459513",
    "userId": "186198383"
  }
}