Blockberry API offers extended access to the metadata of Iota's major entities (accounts, validators, coins, NFTs, objects, etc.) as part of the Metahub concept. Metadata includes data providing an extensive description of blockchain entities. We constantly track, enrich, and update this data to cater to your needs about the following entities:

Entity	Off-chain metadata
Account	account label
Validator	social contracts, website, social contacts, linked project, name (off-chain substitution), image (off-chain substitution), verification status, "Verified Staking Provider Program" status. end of line
Package	related project, contract name. end of line
Package Source Code Verification	source code verification status
Coin	coin name (off-chain substitution), coin image (off-chain substitution), related project, Coingecko ID, Coinmarketcap ID, verification status. end of line
Object	object label
Category Tag	tag name
Scam Tag	scam status, type, security message. end of line

Here, you can submit data on Iotascan: https://iotascan.com/metahub.