Transaction not yet indexed

mRm8BMDM5Tf8eCS5SDNw8vvzLAnKBCnb8FzGefbZNTJ39NVUVLiKhTf9Efrcj8kN64LW6GV3zPpgQ8qDXm2Pi8v

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