Transaction not yet indexed

5p21LN3UNv7L4eDHspEEcpPGdfXGakk5RhXu4dfmnPNfpRXqY2qbCmRMCUV1obxG3hmDFzTSdkjfYvfdp7q78Rvt

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