{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619188",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x29dd65e5294d73fc26839cbf6e8b831887db17610b0c73cfe3af32f190f3bcee",
    "signature": "0xf2701e6175eee2c647a4ed7b72e2420938833c3f425860ce4ba51cecf1d3348217a56876565cdd76c6d20e42e169618670aaf24a6dc4f0fd37e4bed657ea9e2a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}