{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1542913815",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4070372dcb6f04540a3f7c4fe6c39f4d64d7c51010ecfbfa5d1657884bc899c",
    "signature": "0x9beaeaea98add200e00e8c533e34d005cd25b02463b6881ec4a0b3639d2a08be0474b7883d6d7e810dc3f7a17ab672c9a7e584fc1856db1f2b68e4b18b95a6af1c",
    "signer": "0x90CBf7c9BBF688fd9Fa4029B96e1BC32b270cA24",
    "userId": "711459379"
  }
}