Avalanche is an open-source platform for launching highly decentralized applications, new financial primitives, and new interoperable blockchains.
Avalanche has a native Json-RPC API to interact with the node, it is present in both the Full Node and the Ortelius Node.
For historical blocks, it is required to interact with the Rest API present in the Ortelius Node.
Native RPC Documentation: https://docs.avax.network/v1.0/en/api/intro-apis/
Ortelius Documentation: https://github.com/ava-labs/ortelius/blob/master/docs/api.md
In the following subchapters we will describe how to obtain the End-point from the Ankr platform and how to make some RPC/REST calls;