Transaction not yet indexed

MdD2gMekjRCLaEPjJmpJFbTtLKDsz3U28b5RSKdKTkKqQWgu2W3b6M4w6YhmgfYsbvWnaw3NxhojS4ARfjsChuG

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