{
  "manageEntity": {
    "action": "Repost",
    "entityId": "739913",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8fe3626e3c5c9200c1bfa9c521f7f84d72a895d275287fe0e1a1a440603cab00",
    "signature": "0x87441d7b8d81ba30ced9cdad6a28e41e98b13ca8fd713e6e360138c6e11c78ff0ca65d6cb57a4c64fbdd04f086ed1774702e60e8f91ca5c9ce29bcedf2fae3391c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}