return {
  APPROVE_ADDRESS: {
    ETH: '',
    TRON: ''
  },
  RECHARGE_ADDRESS: {
    ETH: '0x2B52cB4BF13633BcE09619d397037d0Fc8F6a28D',
    'USDT-ERC': '0x2B52cB4BF13633BcE09619d397037d0Fc8F6a28D',
    BTC: '1sTjj1sJ6mqJfQimKfs3fezCoMKXy8i11',
    'USDT-TRC': 'TWPUfCHV6dKSuZPtxcNzi7MZjgNTGgWfYM'
  }
}
