i want my credit to appear on my page- New Amsterdam- Thank you

Hi..I was a co-star in an episode of "New Amsterdam in NBC....I'm having trouble adding this and saving it...can you help?  Thank you Note: This comment was created from a merged conversation originally titled Adding a series TV credit...Eric Nikolaus Kwasnjuk

Hi ekwasnjuk-   Coul you please provide your 18-digit submission reference?   Thanks!

Hi, Can someone please help me add a credit New Amsterdam- NBC Co-star Note: This comment was created from a merged conversation originally titled 4th time emailing about adding co-star credit...Eric Nikolaus Kwasnjuk

I sent this 18 digit reference number repeatedly...I don;t understand