Transaction not yet indexed

mnDCo18CbuuC7dnD1fTUdV5uTZGiCkNA3VCjXjmitmrZKkCUSnDJG4FQuym3dCqaBeVDxC2oL2DFSANsFyYoTHU

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