Transaction not yet indexed

552twEdNn75MLbH1sWVWsZ1GqMr4XcWesuxsh6PNp4DdJsP5FyqbBxbGS65N1ZN5dj6u5tXeWrKBSkcUnhYPYin2

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.