 Based on the given process variants, here is a DECLARE model in the required format:

```python
declare_model = {
    'existence': {
        'Create Fine': {'support': 1.0, 'confidence': 1.0},
    },
    'absence': {},
    'exactly_one': {
        'Add penalty': {'support': 1.0, 'confidence': 1.0},
    },
    'init': {
        'Create Fine': {'support': 1.0, 'confidence': 1.0},
    },
    'responded_existence': {},
    'coexistence': {
        ('Send Fine', 'Insert Fine Notification'): {'support': 0.8623, 'confidence': 0.8623},
        ('Send Fine', 'Add penalty'): {'support': 0.7882, 'confidence': 0.8711},
        ('Send Fine', 'Payment'): {'support': 0.7861, 'confidence': 0.8937},
        ('Insert Fine Notification', 'Add penalty'): {'support': 0.7882, 'confidence': 0.9237},
        ('Insert Fine Notification', 'Payment'): {'support': 0.7750, 'confidence': 0.9164},
        ('Add penalty', 'Payment'): {'support': 0.7528, 'confidence': 0.9648},
    },
    'response': {
        ('Create Fine', 'Send Fine'): {'support': 0.8734, 'confidence': 0.9875},
        ('Send Fine', 'Insert Fine Notification'): {'support': 0.8623, 'confidence': 0.9368},
        ('Insert Fine Notification', 'Add penalty'): {'support': 0.7882, 'confidence': 0.9405},
        ('Create Fine', 'Insert Fine Notification'): {'support': 0.8178, 'confidence': 0.9927},
        ('Create Fine', '