Transaction not yet indexed

666n5nDNfterhVYfL27gPfPkdea3XZGKCPU62jw235UYQ4HPrnNKdfDYm2d5VshaYCJhPKkf5VrxcD91sn5f7Gyt

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