Security Check / Script Ninja Forms Contact Form, Wordpress Plugin

Security Check / Script Ninja Forms Contact Form, Wordpress Plugin We are looking for a Signup/Security/Checkscript of a Nunja Forms Contact Form Script. Its running as Wordpress Plugin at the newest version. The Script should check, if under a given contact form URL a signup is possible, using data taken from a predefined database. Data at database matches data at form. Script should check for return value "Kontaktaufnahme erfolgt in Kürze". If its not their, submission failed and security can be seen as true. The form consists of: -formContentData":["vorname_1600595664157","lastname_1600320555369","email_1600320575898","wohnort_1600320587573","anfragegrund_1600516462626","emailkontakt_1600965722324","fuer_newsletter_anmelden_1601452391819","anfrage_1600320660288"],"drawerDisabled":false,"unique_field":"email_1600320575898", Form Vorname, lastname, email, wohnort are text fields. Form Anfragegrund is a listselect field. Forms emailkontakt and fuer_newsletter_anmelden are checkbox fields. "Anfrage Button" is a Submit Button.