Transaction not yet indexed

Exk2exBKA7vxkHZFXJ3XZMxjKsDsGh54sfDPR7Kv5H7Ahcx5giPX3SjQbLUvUhLgpQP9VkuqnDAQstAZMCXbtkK

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