{
  "manageEntity": {
    "action": "Repost",
    "entityId": "446729",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xac5e174be84742d7f6fb1374cff345e1fad2ba4d34a2d12d4b02664691f2ed1d",
    "signature": "0xf353a66f6c0359914ef8c484e1c8b8f62622c982fc3bebe9994cdbe1fcc94db71949fe4307c7ca39167894e5d2211634287ecbba49bb06b70440880d81b976ad1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}