{
  "manageEntity": {
    "action": "Repost",
    "entityId": "623272",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x168e0fcd2a51c3ca11e8661eb272d6e03832fc1620b2346cb6c7494200ef8d1e",
    "signature": "0x510918388d5986911d36a2414bf9a4f17143166be0e355fb75651117e3a9bd2b32f7a2f68b1b1c520f42b7b6d51026d332a3d34cad988f72c29dfae33deee5511c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}