refactor: change to eoa auth

[Ansonhkg]

TEST

LOG_LEVEL=silent NETWORK=naga-staging bun --eval " 
  const { runExecuteJSTest } = await import('./packages/artillery/src/processors/multi-endpoints.ts');
  await runExecuteJSTest(
    { scenario: { variables: { variant: 'decryptToSingleNode' } } },
    {}
  );
"

Make sure you run init first:

NETWORK=naga-staging bun run packages/artillery/src/init.ts    

ARTILLERY_CLOUD_API_KEY=XXX LOG_LEVEL=silent NETWORK=naga-staging pnpm nx run artillery:run:execute -- --scenario-name "Execute JS Stress Test - Decrypt to Single Node without Auth Sig"

https://app.artillery.io/oche2no84zd0z/load-tests/t5857_bqj58ypfzcnjwgphjapdq8bnfaxkq_4t5w