Transaction not yet indexed

ex53CsXRqiiUeaHTqZjwhzzc3THBvFvBwRJy5eNH4CL8ymqaRVqzaVUfg3Yxkq92rttar2eAQd9FYpmnrMKUDfj

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