Only submerchants that have been approved and fully created will return credential data.
idPsp – The unique identifier of the submerchant.submerchantsIds - An array with all the submerchantIds corresponding to the PSP.curl --location --request GET '/onboarding/v1/psp/submerchantIds' \
--header 'X-Api-Key;'{
"idPsp": "122",
"submerchatIds": [
"20000000101933870000",
"20000000106045330000",
"20000000102324298000",
"20000000100416365000",
"20000000106241217000",
"20000000100908143000"
]
}