Transaction not yet indexed

AAB8HiFtDVkJAF7vAVnhRDUTiaKyFWGPy9dVmiqV5CUdUm7dEe2VBJMj9CmwzF5FV1T7qPkV9KfnVigBVB4LiNM

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