{
  "manageEntity": {
    "action": "Repost",
    "entityId": "339240009",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe93f78d83882f132401d985118c2e1fe32fcf723b2067eb3ea8106fc55bfe150",
    "signature": "0x5fb9aa485bc9c2b3fb779db2be23e19a43d51bf727a9ccdd49ec92da816430e62b2bda0a21011a066a94e17617ca69c71f6342d772dfaf8ea9b2888a6f3fdcf11c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}