Transaction not yet indexed

5MEXPzydKe3Xj5FnZhjjsAhMV4d1SXvHxXeDnGYPXMS6JwQbYRCqo5NFSxmtR1gkZcdXbS2pmbu4BAGdHVitRyf1

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