curl --request POST \
  --url https://api.treasuryprime.com/card/{id}/uxt_access_token \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "dpop": "eyJhbGciOiJFUzI1NiIsInR5cCI6ImRwb3Arand0IiwiandrIjp7Imt0eSI6IkVDIiwiY3J2I"
}
'

{
  "access_token": "eyJhbGciOiJFUzI1NiIsInR5cCI6ImRwb3Arand0IiwiandrIjp7Imt0eSI6IkVDIiwieCI6ImdIM3F5X0xRS3Q3NW9Bejg0R0hhRW5IVUdaVzIydjdFdkhPcmEtSUZqTTAiLCJ5IjoieFlDcDVIUjVHbV90UVBQQ0ZyLU1TUUd1TEYtRkhtbWlEaEl4U3g4MUh6TSIsImNydiI6IlAtMjU2In19.eyJhdGgiOiJ6VVdYc3hicmt6MGtlM0pHQm93UzZRYXVCaVZjWDhPeVY2T3lGQURDT05nIiwiaHR1IjoiaHR0cHM6Ly91eC10b29sa2l0LWFwaS1zYW5kYm94Lm1hcnFldGEuY29tL2FwaS92MS9hdXRoL3Byb2dyYW0tc2hvcnQtY29kZSIsImh0bSI6IkdFVCIsImp0aSI6IjgxNjc2YWQxLTM0MmMtNDZhNi05OTg5LWFiMWFlOWZhZGMxMCIsImlhdCI6MTc0ODkwNTczMSwiZXhwIjoxNzQ4OTA1NzkxfQ.fP3s2El6PlBfJUI-Pc98T6GdPTZgKvFmFnWx75QtOdhTXNJz9RVNEcddIK7YHpbubETcrvs6LZm-vAwZ1B7R1g",
  "expires_in": 3600,
  "token_type": "DPoP"
}