Transaction not yet indexed

Pb21zjSdTSjBU1U1hpGDt2KVSdSrqUNUkfMmdfofPAvm3n4neCiwU9ECxqvH7tJNTAefDVR5ynhdRqXf13mC5Mu

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