{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518737221",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x29253fda6fecb8efd8ab30e04403194b04763e6f7c118a1aacf574b1ad2c7933",
    "signature": "0x3917a6a058b1725bf3774b181c9dab0d1ffaf261a2540d1adafa03275c25975469802d23201e6fa63861f922d2183927e3b5327539cdb766d60f601e585ba62a1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}