Transaction not yet indexed

2521eRZBGmFuECyyYwy7fW54XR1A5ijrUjPwzEQVZf5JXuCF5VUp2J9bKfChvpCJrV1rQzi8MByyQykjgAxREjsb

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