{
  "manageEntity": {
    "action": "Repost",
    "entityId": "391927662",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19b68f70948f75d94061862cf08f3db3d354baf93fdc730bc190598d63c91bde",
    "signature": "0x5dd6b207c38aea04eb1cbbb12f33503e78c1a2f18c5f1e7bd5edc9a753e3795b5fb39827e7c2c824bba4d84f43319b718afdecc52dd807cc861fb3b424bf63691b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}