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Prerequisites

Prerequisites of using javascript MCS SDK
  1. 1.
    Node.js - v16.13.0 (npm v8.1.0)
  2. 2.
    Polygon Mainnet Wallet - Metamask is recommended - https://docs.filswan.com/multichain.storage/mcp-user-guide/setup-metamask
  3. 3.
    Polygon Mainnet RPC endpoint: public endpoint - https://polygon-rpc.com/ or create rpc endpoint through Alchemy
  4. 4.
    API Key and Access Token for SDK authorization - obtain from https://www.multichain.storage/#/api_key
Polygon mainnet USDC token and MATIC are also necessary for making payments.