{
  "manageEntity": {
    "action": "Repost",
    "entityId": "370407",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x59cce949fe6a86687207acdc318e483b4bf08adb36750963e87c122bd3caa804",
    "signature": "0xc2e3ce1290a04b1356742503c98b77cc1b80d65de6db4cfbbbb5c77bddb114d50e2cceb3abe48438bfce4f4bc70ff389ff03ecefe32c95da52f29cc15acb87b11b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}