Transaction not yet indexed

SYSMmr8FzSHv8vbkX2m66TMYe7HCpY6xGkRNVkF2vvuoXcj6xJBV2ZbA8Ax6fhQcwsHi9p8nMajA4s8QfZfo5XP

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