{
  "manageEntity": {
    "action": "Repost",
    "entityId": "447021",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfd69c6d7b7b427051a837f7cc0e47356a7a472857a88428efcf24aabd02aca98",
    "signature": "0x0eac4dc1d668401db23d9341ff0cbe13b57ba8f46414a424e7db8f55919c00d62158efcdb1900d73a02cc1229b5a6579bef42c1e07a4b9e0ad719691479337fa1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}