Transaction not yet indexed

53pUkHuLUQHeHbSfY8Hpe9afETjXwB1MwRqM2gPMntBsyeXHo5YFh9TjXRUxUmNeH6xtwzBG4MrmxeCh2r7FG6ex

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