> ## Documentation Index > Fetch the complete documentation index at: https://developers.ingopayments.com/llms.txt > Use this file to discover all available pages before exploring further. # Wallet Top-Up Failed > Fired when a wallet top-up fails. transaction_id, currency, and amount may be empty if the failure occurred before those values were resolved. ## AsyncAPI ````yaml specs/asyncapi-banking.yaml WalletTopupFailed id: WalletTopupFailed title: Wallet Top-Up Failed description: >- Fired when a wallet top-up fails. transaction_id, currency, and amount may be empty if the failure occurred before those values were resolved. servers: - id: webhook protocol: https host: your-webhook-endpoint.example.com bindings: [] variables: [] address: wallet.topup.failed parameters: [] bindings: [] operations: - &ref_1 id: receiveWalletTopupFailed title: Receive wallet topup failed description: Wallet Top-Up Failed type: receive messages: - &ref_2 id: WalletTopupFailedMessage contentType: application/json payload: - name: Wallet Top-Up Failed type: object properties: - name: event type: string required: true - name: data type: object required: true properties: - name: event_id type: string description: >- Unique identifier for this webhook event delivery. Use as your deduplication key. required: true - name: event_type type: string description: The event type name, matching the top-level event field. required: true - name: event_description type: string description: Human-readable description of the event. Often empty. required: true - name: entity_id type: string description: Platform-assigned numeric entity identifier. required: true - name: entity_type type: string description: The type of entity associated with this event. enumValues: - user - business required: true - name: wallet_id type: string description: Platform-assigned wallet identifier. required: true - name: transaction_id type: string description: >- Platform-assigned transaction identifier. May be empty if the failure occurred before a transaction was created. required: false - name: currency type: string description: >- ISO 4217 currency code. May be empty if the failure occurred before currency was resolved. required: false - name: amount type: string description: >- Transaction amount. May be empty if the failure occurred before amount was resolved. required: false - name: created_at type: string description: Date and time in DD-MM-YYYY hh:mm AM/PM format. required: true - name: updated_at type: string description: Date and time in DD-MM-YYYY hh:mm AM/PM format. required: true headers: [] jsonPayloadSchema: type: object required: - event - data - created_at - updated_at properties: event: type: string example: wallet.topup.failed x-parser-schema-id: data: allOf: - type: object required: - event_id - event_type - event_description description: >- Base fields present in the data block of every Banking Platform webhook event. properties: event_id: type: string pattern: ^inn_whe_[A-Za-z0-9]+$ description: >- Unique identifier for this webhook event delivery. Use as your deduplication key. example: inn_whe_2tHPeibq8Gkm6kXU819g x-parser-schema-id: event_type: type: string description: The event type name, matching the top-level event field. x-parser-schema-id: event_description: type: string description: Human-readable description of the event. Often empty. x-parser-schema-id: x-parser-schema-id: BankingEventDataBase - type: object required: - entity_id - entity_type - wallet_id properties: entity_id: type: string description: Platform-assigned numeric entity identifier. example: '6830' x-parser-schema-id: EntityId entity_type: type: string description: The type of entity associated with this event. enum: - user - business x-parser-schema-id: EntityType wallet_id: type: string description: Platform-assigned wallet identifier. x-parser-schema-id: transaction_id: type: string nullable: true description: >- Platform-assigned transaction identifier. May be empty if the failure occurred before a transaction was created. x-parser-schema-id: currency: type: string description: >- ISO 4217 currency code. May be empty if the failure occurred before currency was resolved. x-parser-schema-id: amount: type: string description: >- Transaction amount. May be empty if the failure occurred before amount was resolved. x-parser-schema-id: x-parser-schema-id: x-parser-schema-id: created_at: &ref_0 type: string description: Date and time in DD-MM-YYYY hh:mm AM/PM format. example: 02-02-2025 06:30 PM x-parser-schema-id: BankingTimestamp updated_at: *ref_0 x-parser-schema-id: title: Wallet Top-Up Failed example: |- { "event": "wallet.topup.failed", "data": { "event_id": "inn_whe_0hYAzqAr6Osw4tFC697o", "event_type": "wallet.topup.failed", "event_description": "", "entity_id": "9414", "entity_type": "user", "wallet_id": "2201", "transaction_id": "", "currency": "", "amount": "" }, "created_at": "24-06-2025 10:05 AM", "updated_at": "24-06-2025 10:05 AM" } bindings: [] extensions: - id: x-parser-unique-object-id value: WalletTopupFailedMessage bindings: [] extensions: - id: x-parser-unique-object-id value: WalletTopupFailed sendOperations: - *ref_1 receiveOperations: [] sendMessages: - *ref_2 receiveMessages: [] extensions: - id: x-parser-unique-object-id value: WalletTopupFailed securitySchemes: [] ````