async function setTokens(tokens) {
  logger.debug('Storing Netatmo tokens...');
  const { serviceId } = this;
  const { accessToken, refreshToken, expireIn } = tokens;
  try {
    await this.gladys.variable.setValue(GLADYS_VARIABLES.ACCESS_TOKEN, accessToken, serviceId);
    await this.gladys.variable.setValue(GLADYS_VARIABLES.REFRESH_TOKEN, refreshToken, serviceId);
    await this.gladys.variable.setValue(GLADYS_VARIABLES.EXPIRE_IN_TOKEN, expireIn, serviceId);
    this.accessToken = accessToken;
    this.refreshToken = refreshToken;
    this.expireInToken = expireIn;
    logger.debug('Netatmo tokens well stored');
    return true;
  } catch (e) {
    logger.error('Netatmo tokens stored errored', e);
    return false;
  }
}
@description Netatmo save token method.
@param {object} tokens - Netatmo tokens.
@returns {Promise<boolean>} Netatmo well set Tokens.
@example
await netatmo.setTokens({ access_token: '...', refresh_token:'...', expire_time: ...});