Update README.md

Author: DenisCarriere

README.md

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+# 🚧 Deprecation Notice
+
+dfuse services will be discontinued on **September 25, 2024**, as Pinax transitions to more advanced and efficient solutions for Antelope blockchain data sourcing. We encourage all users to migrate to Pinax's new services, including **Substreams, Firehose**, and comprehensive blockchain data services supporting dozens of chains like EOS, WAX, and Telos. Dfuse users can start building with a **FREE Pinax Pro Plan**.
+
+Learn more and get started at https://pinax.network.
+
 # EOS - Blockchain Data for Analytics
 
 [![Firehose](https://github.com/EOS-Nation/eos-blockchain-data/actions/workflows/firehose.yml/badge.svg)](https://github.com/EOS-Nation/eos-blockchain-data/actions/workflows/firehose.yml) [![Node.js CI](https://github.com/EOS-Nation/eos-blockchain-data/actions/workflows/test.yml/badge.svg)](https://github.com/EOS-Nation/eos-blockchain-data/actions/workflows/test.yml)