Transaction not yet indexed

21Gzi7u9x16k7r2toqfUvZwqVCMRcAHcV4MJ9bMQjMqFNwiBRfLDmzkefthLMPHTDpySFo6B8tcU1wKmvfnWyjZs

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