Transaction not yet indexed

Px53JKmat4yguoR3CeqMi7bXfJ4EMJLJ2sc3xqAVw8aJo6n8cZjYmFQKBzjNPu6AzxiUkUjZAtdAWsRwD6SwYt4

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