Transaction not yet indexed

MmLKJsaeffJYdhKAhi2sCYgRCQSXDk1dAUrrvM9fNVBeXgcShwRBQ1zxYYBHgDpNQfk9x7eMUa3KA6g8DFTeeKH

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