Transaction not yet indexed

MdmJQ8DFsr8Y29VKeEhRpERd7oxpdTCDEXzsZVeSHFC8MT8toJUJ4e24inBE3ejsd5pM1sz1JZpVCMMzHh8Tqrm

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