Transaction not yet indexed

5M66mBCPb5PVCYD8vLyANmXwp6k7nFS2eHk3s8GWXeifFNpD8GrXjhAmPBNGPBnzANGygUCAadM8DbsJVhaHYQ2Q

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