Transaction not yet indexed

5S21uCpVRyPbedCSgNsfwNAcpukebPCbmeGRBZo1CsS7PyKRK2zQVGww13BxVnijrMfJFXFMwx6G2WQQdKRbyex3

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