Transaction not yet indexed

2Ex4NNPbmEvffHiKrYibnF41AkW8uATrioqeqwUtoBmpYRRfhdLob3qP7NP5FFbSZ8WFt3rLDq1vP8hDKXL54PyZ

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