Transaction not yet indexed

53XXUSTmQ867RfVYimdiud57JpYBpyeXFPBaUm73jg8fsufQmZQTSx3XzTQdpZC1nuuYKU2kC2UGbquT8MwbeeH7

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