Transaction not yet indexed

53tfRE2XcfAU7p73R9obvNspuc2qd9d7Nh1NRzjsCEFsh48uiDrQWzTTHmREXRXZpmTW8Wms49m7JSUoBvWQfaf6

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