The interface uses OAuth 1.0 for authentication and must be signed using HMAC-SHA256.Here is the authentication information.

Sandbox

key	value
Consumer Key	77f13c94a2576790e474c204fcfe39eb54dc6117ac7a14cd8ce724cffad1eb90
Consumer Secret	e023d4db28cea12187587e864673fda3706399a4e221a9a1d90b4cca91eff492
Access Token	e769e54591c228bdf25df60e1c292dabc6d7903d0e517051a364b6e5b4a17a47
Token Secret	9a8663882f6fa132e022073dd6fc4540e51f4a6af5bd01464be79701b3d07a46
Realm	6409627_SB2