Transaction not yet indexed

52kUpBFxWuqMoa3nvPfEnrd2xx4gjGKMwDs51iGsxXJfHc4b7jsw6HFyNuoeYUEHJY2LQnKgZmPCCMCqPaaQHKp5

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