Transaction not yet indexed

512zcztMPcdUFrjtA2ZKfb6TfTJRKte1yDMgq3CzdARHhfS3BqMZr5JxrbZ96SA9pUkbUhiEZWQH4sJsCgAAq6Ze

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