Transaction not yet indexed

21SRqprh1PWGvx8X2QJ6q55ALBYaKBKB1KCk9MApD4Yq2NeSwdfJhXWD9ePHDAuWZrjaPsGHK4Hmxs1o8MzwPRD1

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