Transaction not yet indexed

ZMD6tZ65uW8FBDQxiaChsDGLqpCW7gnuG55MLGnWqEDxWo8de421NhpijBjoyvRJZAM4YvJHRX8NaFVXfc4DTT7

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