{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1428747891",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x87ec5914acdde19d25269ae0df6cde38d6b56f15af48dcf19ca0265322240a89",
    "signature": "0x128aadc404ba0af91d2ca4238271333b4babd621eab02c1ac4a5fd3c4ef9387b1b5154bc8acb307998cd2c0e7925d564504434a14b78ee521906a564b5dab1011b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}