Request:
[
  'customerId' => 'CUSTID-20220622234042',
  'paymentMethodNonce' => tokenusbankacct_bf_3pq6yq_9fsj85_ygzjr3_b3d3qc_k87,
  'options' => [
    'usBankAccountVerificationMethod' => Braintree\Result\UsBankAccountVerification::MICRO_TRANSFERS,
    'verificationMerchantAccountId' => 'USD2'
  ]
]


Response: