Transaction not yet indexed

52i2ajAiEexSBixFyC7Y7VgGBVUkZ7vEfkFxqx7Ts5fnaxBAA21mSvqowAPEn2WEDSZcCzbYUhXmZuKCNrAix1Lk

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