{
  "manageEntity": {
    "action": "Repost",
    "entityId": "383575444",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b7478a10129e76d5511eb3d6d3a28b4a3ff9d535a60f3357ae1c486fecaec0a",
    "signature": "0x040c7f7e990862dd8691f45e901b51445a98b0995b615cb0b498d12f49aca01079f9c7cac131141844bba93974d5a3a2ef29a0399c2e7301d3fb001a25c930381b",
    "signer": "0x1Ffe2D421cF901dE6a191F85092964B85B3Ce4d0",
    "userId": "452108975"
  }
}