Transaction not yet indexed

53U2gTheaTf4NgZpfXcUCbP5dkv14rcJKF2hnjgUP7q493nyq9CGCNX8tecX3ckxPfLz2M3VqcnoRN2bKkD7CFfZ

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