Invalid client id

[Arvind Choudhary]

We registered as a patient app and trying below URL and getting invalid client id .

POST : https://authorization.cerner.com/tenants/ec2458f2-1e24-41c8-b71b-0e701af7583d/protocols/oauth2/profiles/smart-v1/token

grant_type  authorization_code

code  22606223-125d-4faf-9763-2d5bf0ac7639(generated using authorization request)

client_id  q64AC0e-Hq3KdJl7aIbf4M1zwd0YfWSs

state : a4c16a46-2c46-482c-8d66-4cc4a2990bda

below is the details of the error 

    "error": "invalid_client",

    "error_uri": "https://authorization.cerner.com/errors/urn%3Acerner%3Aerror%3Aauthorization-server%3Aoauth2%3Atoken%3Ainvalid-client-credentials/instances/ba47c896-de57-42d3-84ce-0aaba4ea21cd?client=unknown&tenant=ec2458f2-1e24-41c8-b71b-0e701af7583d"

Please help to resolve it