{
  "manageEntity": {
    "action": "Repost",
    "entityId": "8437178",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e96e85a29ce263642411e53a8d6be449ef35062d591f7c63fba459b91aead20",
    "signature": "0x9ccdb11bfac7d47dd9b70e42f9eaf7150c23cbffc9f97159e0fa6d878f53fa766c97df5789a2106995dc3335a2de3e376bee41fd274a79462e2e9bccaca8e7a01b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}