Transaction not yet indexed

5FfAi5ai18F2tYykfagPYxQ5KVnsvbFBN5p9FzxY8UTNjpDuYxc7YqkRkCyWMgpEDLkbJc5rMAp3yREca4jpiYNP

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