Transaction not yet indexed

21CMvCkFZAghtDqb36axuYiPDgz9RCXYWiiSpu1p7uZvcZUn9pzStDgrtWC2uj9mxA1SJLqAzphpWGujQUar5tZ8

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