Additional NFT Metadata in ThirdwebInsight

[0xFirekeeper]

Closes TOOL-3568

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PR-Codex overview

This PR focuses on enhancing the NFT and token handling in the Thirdweb library by introducing new properties, methods, and modifying existing structures to support additional metadata and better serialization.

Detailed summary

• Changed Data property type in RpcError from string to object.
• Added VideoUrl property to NFTMetadata.
• Introduced ToNFT and ToNFTList extension methods in ThirdwebInsightExtensions.
• Updated GetTokens methods to include withMetadata parameter.
• Added pagination parameters (limit, page) to GetTokens_ERC20, GetTokens_ERC721, and GetTokens_ERC1155.
• Created new classes for Meta, NFT_ExtraMetadata, NFT_Collection, and NFT_Contract.
• Updated serialization attributes across multiple classes to enhance JSON handling.

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[linear]

TOOL-3568 Insight NFT Metadata

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 4.59770% with 83 lines in your changes missing coverage. Please review.

Project coverage is 65.61%. Comparing base (a65e8c0) to head (ddc1133).
Report is 38 commits behind head on main.

Files with missing lines	Patch %	Lines
Thirdweb/Thirdweb.Indexer/ThirdwebInsight.Types.cs	0.00%	38 Missing ⚠️
...web/Thirdweb.Indexer/ThirdwebInsight.Extensions.cs	0.00%	33 Missing ⚠️
Thirdweb/Thirdweb.Indexer/ThirdwebInsight.cs	0.00%	10 Missing ⚠️
Thirdweb/Thirdweb.RPC/ThirdwebRPC.cs	50.00%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #135      +/-   ##
==========================================
- Coverage   66.24%   65.61%   -0.63%     
==========================================
  Files          37       38       +1     
  Lines        5747     5814      +67     
  Branches      748      753       +5     
==========================================
+ Hits         3807     3815       +8     
- Misses       1764     1823      +59     
  Partials      176      176              

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