Transaction not yet indexed

ZMkCn5d2qTdXqwFEhRWd8a4waKXs8fpe8YuYSio3W9FRDgwxuYbeJkYQk2g8DAS2gZJxEwHD5oCjbMxRGTtE9ax

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