Transaction not yet indexed

52Xc2LU9vSSFqqCs8s8ULzHgkK1E5kQVSoEV2VGraiUv7N9uRu59SxhaaiJKaCmB8RWN6JmKubFK7enKPG5bHqZe

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