Transaction not yet indexed

52un1sQAoWh54hWqWPAWQpv38RfZ5rdGgnaAA1DJScbctwvxDmbxJAVUCqECV3h9an2SKVmTnYV3pNNYdNN2oSyv

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