Transaction not yet indexed

Tmntm51NhDQJZTjBfGGdb3vZ6hrNYrp7B89dzLUCYsiacGAcMRrmHPaaSCHiUDzFSgdd5VeeZkpuYGYE2MmuhZ1

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