Transaction not yet indexed

MQYhU8kkL372ezy6XByui3DGRF1sSHJMiUfWuqwtY8dVoMf5Dcnmvsbfv2NRo2TPJEBmbmxxbZ6c2BkZSjCnSnQ

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