Response for getEcommerceConnectionTokenRequest.

Error code 8003 - Request data is incomplete:

• Incomplete request: missing ecommerce_id (The ecommerce_id field is required but was not provided)
• Incomplete request: missing ecommerce_state (The ecommerce_state field is required but was not provided)
• Incomplete request: missing ecommerce_private_key (The ecommerce_private_key field is required but was not provided)
• nonexistent ecommerce id (The provided ecommerce_id does not exist in the system)
• ecommerce private key mismatch (The provided ecommerce_private_key does not match the stored private key)
• ecommerce_id does not have any private key associated (No private key is associated with the provided ecommerce_id)