Transaction not yet indexed

21TMmd5t66sim4xwXS8gS6DE78RWi9vK1u4GA4eAKQBDECmtKQriNN5FkSX3CYuXnmKxJ1itg9QaS4exR3tMXr4Y

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