{
  "manageEntity": {
    "action": "Repost",
    "entityId": "447123792",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x719d5cfcd67a6928b6db3fa0795433c6ba3419fc275c665d0c21567b43bb1919",
    "signature": "0x2da38d44ca2a9074c8afd5e6265d6781b8a07b8718e33f322224156f8ad2983679addcb93d532259ee58011cff0184e09091c5877caf40ec8ac779e19e02aec91c",
    "signer": "0x52F331C086a11941E738a6C86d9F127E934dDEB1",
    "userId": "281470566"
  }
}