{
  "manageEntity": {
    "action": "Repost",
    "entityId": "839110248",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xccca728b75d619b84b5cef9284e90371e0528c515859d112923d567123d3de7a",
    "signature": "0x80fe0d6a8d3d88fb609b6720fd46d6fabe707a2d8e2b625b61d95f6708f4c64027e3389126e202559066a6e1e7b48579de18239a95cfc0dc96573f5453b49e231c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}