Transaction not yet indexed

53PPRWBmQVB6pQWV1uUpetQFGJE17WPHYx7nuEQforYbDxmL2fX5zwAHaCgqCbwEZtVvuksccqNEHj8dBXzuRpi2

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