Transaction not yet indexed

5Ec99sm8N3Gh694bf2uXkreHZM4zfhhRFkicqjP4RXVXwVKMuN7GwPAWjtKD3Axpkpg16Tzd7u4qnwppeVSM6f3D

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