{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600567595",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xace52f44c174f80a78bf9375c275df5b6c53a14866add34251c05d6e9c92433a",
    "signature": "0x84d308f843a06e67989e56b6558df44ef2356e016eeb5e9b0910439e7091258731671577c5526896355b62b286f9948e7132ad24d9c054aa49ff4871a9c9e1cc1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}