# Tatum Blockchain Gateway **Official Documentation:** https://docs.tatum.io The following interfaces are available on this chain: - `near-testnet-json-rpc` (jsonrpc) ## near-testnet-json-rpc - jsonrpc The primary endpoint for making API calls is: `https://near-testnet.gateway.tatum.io` The following is a curated list of supported JSON-RPC methods. Please refer to the official documentation for details on required parameters. - `EXPERIMENTAL_changes` - `EXPERIMENTAL_changes_in_block` - `EXPERIMENTAL_genesis_config` - `EXPERIMENTAL_protocol_config` - `EXPERIMENTAL_receipt` - `EXPERIMENTAL_tx_status` - `block` - `chunk` - `gas_price` - `network_info` - `query` - `send_tx` - `status` - `tx`