Transaction not yet indexed

Mr4zBnjggY3VEHw918vXuucrP3F2if1Gyj9yz8pqYC4zQmimRqHPTd38P6LL9hWdhhppwxobVMoasPNtqYV2aW8

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