{
  "manageEntity": {
    "action": "Repost",
    "entityId": "503990386",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfe5490634ae3923ccdf357318f7a020d9a094f42e1ea9840bcfb4840d55090fe",
    "signature": "0xc021114796c988245b1f6bbbac56cf238ae5a624e7fb139b846734f0e786208d105753e4256f35320f1540a5ec6dcf9b43d13a4496198c101c844ed2b54da5411b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}