SyntaxError: "[object Object]" is not valid JSON on Google oauth callback

state o2c5WeQomqhNbjem-NPwSEbeDk3Eg_J6
data {
  identifier: 'o2c5WeQomqhNbjem-NPwSEbeDk3Eg_J6',
  value: {
    callbackURL: 'http://localhost:3000',
    codeVerifier: 'jLuPd26AbFA5HtvW9mgzMZxNN28W8sK7tciEeHdQjmN_Ifqx6oUziJnZfzLUs73gE9aDq5zIOnXziatPevZ5c18qsvHeSTa25PombgxlxuNz9J30IcrLv97SL3SeZT-O',
    expiresAt: 1748903080836,
    requestSignUp: true
  },
  expiresAt: 2025-06-02T22:24:40.836Z,
  createdAt: 2025-06-02T22:14:40.836Z,
  updatedAt: 2025-06-02T22:14:40.836Z,
  id: '6m6lvQhyPJ4SctcRINSSFoK7ijIcdD3Y'
}
# SERVER_ERROR:  SyntaxError: "[object Object]" is not valid JSON
    at JSON.parse (<anonymous>)
    at parseState (file:///Users/nick/Workspace/portal/cms-frontend/node_modules/.pnpm/[email protected]/node_modules/better-auth/dist/shared/better-auth.dn8_oqOu.mjs:83:17)
    ...

async function parseState(c) {
  const state = c.query.state || c.body.state;
  const data = await c.context.internalAdapter.findVerificationValue(state);
  console.log("state", state);
  console.log("data", data);
  if (!data) {
    c.context.logger.error("State Mismatch. Verification not found", {
      state
    });
    throw c.redirect(
      `${c.context.baseURL}/error?error=please_restart_the_process`
    );
  }
  const parsedData = z.object({
     ....
  }).parse(JSON.parse(data.value));
  ...
}