Transaction not yet indexed

5s21rZtZkRA12LHfbeCTbRU2taPUmxEVCq3RW6moAmv2KyTbU58L9PuXN5uMbY6JkU97sCbSMuZHFMHMH6v9FQHa

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