Transaction not yet indexed

53UC4azZmKtdhSbzttDAdh66JWP7ijVe4qTmkcu6ReGPvN1eXWuEYgdF8rLDjcCBWJSUnxRGgiXXZ14S6yhVzJx7

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