Transaction not yet indexed

mDD6WCvGsFpgMj7zrSXQhM1s3PGefsXc6FEMXofe8HMMR19689TjV8vjw4h9uGo9C8i2zC3fWvfTRbUVzhNGFU4

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