Transaction not yet indexed

MephdNt39ZDurtuvyu4PcDC6pCqcVbQJRZWU4WfhnFtwvxvW4ZSRvPDfK8uKXcy2oobPgf4WzpXDqat9ciF8nnj

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