Transaction not yet indexed

cx88Exg8iNZBMJggdAiEsUx9K7mpQKTT1vz6HpbNLdSyVKqwC3XT4rcE8fHgSQA2GtpckeiFUGB6TjYqR9DMvp7

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