{
  "manageEntity": {
    "action": "Repost",
    "entityId": "43990",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb1c9b2bcafecb1f8f16a8d6d9829c32c87dd2594b03114ee331a802632bffb9e",
    "signature": "0x1fcbb838bc3da90e2ea58035c7107236d7c146129bb022828670f9b13faf519e7881881508811affbdcf43f70e41eb45de3114b7917df2ee8301b627c6c194e41c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}