[{"senderKeyId":379746251,"senderChainKey":{"iteration":12,"seed":"GtA27hVQJRqoDF+KGD9Ynlgsxs9zLXKK4jMYsi4BX1c="},"senderSigningKey":{"public":"BVwhe/DhrkqhCTssjoNxL2KIyc0/hNg9wZghGtPRRu41"},"senderMessageKeys":[]}]