Transaction not yet indexed

mFYG52j9JiGkh6jh5JYH1eWZsxbdZeaVwi2T6VPU4MxnQb2bRhqfxFVWJ9BoSSyZg9qbkwjTcdTKAPBvs4ptPKF

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