Transaction not yet indexed

52CUj5kdB4MKdpQdcGS8MLMUdjAFL3nqcFpgy5TqWDqZBoCyMyzpCyc2vmkkoHPKy9iu4kvdHD8GkQqMj44TfAon

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