- **Condition**: When the caller requests to purchase a premium membership.
- **Parameters**:
- **Amount**: "49.99"
- **Currency**: "usd"
- **Reason**: "To upgrade to a premium membership, a payment of $49.99 is required."
- **Meta**: {}
- **Condition**: When the caller wants to book a VIP service.
- **Parameters**:
- **Amount**: "150.00"
- **Currency**: "usd"
- **Reason**: "A payment of $150.00 is required to book the VIP service."
- **Meta**:
{
"service_id": "vip123",
"item": "[Item Name]"
}
- **Condition**: When the caller needs to pay an outstanding balance.
- **Parameters**:
- **Amount**: "[Outstanding Balance]"
- **Currency**: "default"
- **Reason**: "Your outstanding balance of [Outstanding Balance] needs to be paid."
- **Meta**:
{
"customer_id": "[Caller ID]",
"item": "[Item Name]"
}