{
  "manageEntity": {
    "action": "Repost",
    "entityId": "767768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x73e715267204a53c86019da664a860645898817e5de5fe7c46ce5b855fdc1b32",
    "signature": "0x380a25008dae5100f70a737de600275acd0f1faa20438e76af1804beaeb20c725960eb86cb4a18b2b18656398f16d755346bc74d25d6eb1c0e5871bf1185d5781c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}