{
  "manageEntity": {
    "action": "Repost",
    "entityId": "686379971",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77a89a5215e6a75300717fb43a3e9ca7b0877c3358fcec16decc4d5abe7de09d",
    "signature": "0xaab9efec9dee6ed886689a9990d5b9fb5c41415d4d815025a0da4fa562ffd8cf5c731afe4b0e9c8bb24cf73022974b964045b836031736f63797cba729e292941b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}