Transaction not yet indexed

M688Md55Ygw7AA4RNykP2uVNMwADneA8BV9qYgfYPPcBUv9fJLb7rizFL6PbP49a41QEacnzPdKdcFZRceS1aTL

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