Transaction not yet indexed

21C7iKMKrAMFRfQQKknTWYdQ7LB9SfbvDmUxHndPLqBp516jUbXbSeEUBniD6SikbebYG3hK1xfhHz8WYKMXeThc

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