Transaction not yet indexed

53MLBPQM4eYjsVTpaPDBDzGjGQcdnVRS4k46iW9b4pUed8PCRBnzNUBSE39HE3FWFukf6ZsPkHdxtiHxTqNdJu47

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