OW EVM Wallet Adapter

Rust adapter for an EVM wallet library with optional AWS KMS integration, developed by Original Works.

This crate provides a unified interface for signing EVM transactions either with a local private key or via AWS KMS.

Configuration

The library expects the following environment variables (see .env.example):

Required

• RPC_URL - RPC endpoint of the target EVM network.

Optional

• USE_KMS - Enables KMS signing. Defaults to false if not defined.

Conditional

• SIGNER_KMS_ID - Required when USE_KMS=true. Identifier of the AWS KMS key used for signing.

• PRIVATE_KEY - Required when USE_KMS is not true. Hex-encoded EVM private key.