Transaction not yet indexed

53MLkkHPxjbLEEnEBZ9apb8179DCRtQurib8NrfDfm5P4YavXVK87W6VasxF4BTqBfbBzfFezMTHTWXJ8T4bZNmQ

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