{
  "manageEntity": {
    "action": "Repost",
    "entityId": "490175857",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x62c9ef138933b9acce35693ef27f37b422d773d599800c07613b37aa30125b80",
    "signature": "0x3d1d7dc07a70e84b534e005f5075f335675171704ec9d5954f3fbaa4c4b511d416c80af59d234704b9bfdb85c51f3a5836e08adb6fa55be2a814c0ac256ccae81b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}