{"service":"RootsFundMe ACH Validation API","version":"1.0.0","description":"Secure validation service for RBC ACH payment files","documentation":"/api-docs","health":"/health","endpoints":{"validation":"POST /api/ach/validate","preview":"POST /api/ach/preview","history":"GET /api/ach/history","formats":"GET /api/ach/formats","samples":"GET /api/ach/sample/:format"},"supportedFormats":["RBC_ACH (94-byte NACHA) - Recommended","RBC_STANDARD (152-byte)","CPA_005 (1464-byte)"],"features":["Comprehensive file validation","Real-time error reporting","Multiple ACH format support","Rate limiting and security","Validation history tracking","Sample file generation"]}