Transaction not yet indexed

mFf4bcNcMh18b88UedU6kSJm6gaym89JMsvyNMwNpfixZTmpNu5tK8U8TZYLFy53jUGK4VgsSVexcGXo1u4XyyW

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