Transaction not yet indexed

1MezoLgYCDCAecEmzje3XAA6668i2Ro8fnoQJJTY5Dwe7tEXWPayk7ZkWNm66Y5kGgKMPT1uhrZx5ieDcF7LqZt

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