{
  "manageEntity": {
    "action": "Repost",
    "entityId": "742113",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7f8d8db99ce01b6d0a7e496a012c8f59b3ff58963e7045a57d8c6e5055103faf",
    "signature": "0x8335411bcb17a24594387705b605641545de9713d59049e2e76a329ca33cbcd554ad539e14c13702f4021eebf20766413c80fc7c2ca258f185441d2f84d961c01b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}