{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857463327",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0e56e1f7ca4a113266bf26ca8cdecc66d4ed08fc4428a0a6ffefba342a0cf4c1",
    "signature": "0x4d08a6bc1ca4636374301bd66273a737f789ca6afad2a191e60ca1ec99022a9c41d5571e5b3ebf5fac52d927322fda0d6cd1ce6be1084f6baa382d3fcf49ffb21b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}