Transaction not yet indexed

mPPDr9DqTAdPVJWhtBQitK9Zp5QvqLQ1k2czLi4vNnufReKdhXwMEv58zVtVR2kNPcZQ7J7bP5QWwKiynpBRzcQ

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