{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456754",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1586deafa5e7f04c6ec15c4a18e1f9a019406f39fb2cb2cc99b69f6311ead48a",
    "signature": "0xd74ccc23121bec8d1eb1faa398fc8a5774d872f6e7cf3c51f998468f206b301a57caa8454b6fb3b6d8a4b6e847aa8bf1685b56fe9978601cb4eaf75cc47b0ffb1c",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}