Billing Records Table Structure:

id - int(11) - NO - 
stripe_invoice_id - varchar(255) - YES - 
payment_intent - varchar(255) - YES - 
stripe_customer_id - varchar(255) - YES - 
client_id - int(11) - NO - 
total_amount - decimal(10,2) - NO - 
amount_paid - decimal(10,2) - YES - 
billed_amount - decimal(10,2) - YES - 0.00
status - enum('draft','sent','paid','void','payment_failed') - NO - draft
billing_date - date - NO - 
due_date - date - YES - 
notes - text - YES - 
created_at - timestamp - NO - current_timestamp()
updated_at - timestamp - NO - current_timestamp()
is_retainer_request - tinyint(1) - YES - 0
deleted - tinyint(1) - NO - 0
archived - tinyint(1) - NO - 0
rolled_over_to - int(11) - YES -