How to find NFT Token ID

On Opensea​

On the NFT Detail page, find the category Details . Then, click on the Token ID number to copy it

On Blockchain Explorer (Etherscan, PolygonScan...)​

Visit the Blockchain Explorer where you hold your NFT:

• https://etherscan.io/
• https://polygonscan.com/

Search after your address, click on ERC1155 Tokens Txns  Tab and copy the Token ID.

CAUTION

The Token ID can be as long as 256 characters, make sure you copy the all number.