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1 vote
2 answers
181 views

How to build an API that returns the metadata of an NFT directly by querying the Ethereum bl...

the title is my question. I really want to know how these third party APIs like Alchemy, Moralis are working I'm building a product and need to create an API which can directly query the Ethereum bloc …
amam's user avatar
  • 11
0 votes
3 answers
625 views

How can I query the onchain data on the ethereum blockchain without using any APIs?

I want to get all the onchain data available on the Ethereum blockchain about an NFT from its contract address and tokenID. Like its metadata, the current owners, its last price, etc. How can I do thi …
amam's user avatar
  • 11