Transaction not yet indexed

ErL623CofNJ2YJYTjYD4jS4bZj3q44VRtTUbULKyRKAz2ZVpFWBZYGsU2G2refPBMRWn2cw9sr5s3hVBzAk5T68

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