Add Token Metrics Data API

Add the Token Metrics Data API to the Cryptocurrency section

README.md

@@ -452,6 +452,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Poloniex](https://docs.poloniex.com) | US based digital asset exchange | `apiKey` | Yes | Unknown |
 | [Solana JSON RPC](https://docs.solana.com/developing/clients/jsonrpc-api) | Provides various endpoints to interact with the Solana Blockchain | No | Yes | Unknown |
 | [Technical Analysis](https://technical-analysis-api.com) | Cryptocurrency prices and technical analysis | `apiKey` | Yes | No |
+| [Token Metrics Data](https://developers.tokenmetrics.com) | provides endpoints to power trading bots, models, and platforms | `apiKey` | Yes | Unknown |
 | [VALR](https://docs.valr.com/) | Cryptocurrency Exchange based in South Africa | `apiKey` | Yes | Unknown |
 | [WorldCoinIndex](https://www.worldcoinindex.com/apiservice) | Cryptocurrencies Prices | `apiKey` | Yes | Unknown |
 | [ZMOK](https://zmok.io) | Ethereum JSON RPC API and Web3 provider | No | Yes | Unknown |