Transaction not yet indexed

5isc19u2eEjJ5UmUKBQUv9uMVMkHYJpRcdUeUs5phX4f8U9G5XLwFk6XEfuu4sGphhdBUY7ytk6xMGwj1yZhBYtE

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