Transaction not yet indexed

RcMkTmUKqoDj7zCcssFwP2NDFF2Xkr94e7CoYXN4AzGfBWhwW1Nhqv4FNo1bndnZM2sF1gA6zWNm9Pr8Z748XnU

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