Transaction not yet indexed

5Mb8EfpAYfWKLJMmhmFA3qVhMHW8U79eMG9w2DUfDA8dAtSFvCUfJAwu5Y2V3jfXXiPwu6bEmAfTUS9BdXY7MUyk

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