{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1548203924",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43c5e9373936a4fbba04ee8cc39b10ed583a8509a0e8905fd32627b44aaa0b23",
    "signature": "0x9e7623a20be9d3ec209bd34bf07343c0cc60d22bd63fcd11fb5686f93986cfba652fab10f5935280408bb3cb3f99e5dd5165807f029943f3ab7667594a1053581c",
    "signer": "0xc2866e2a73cc1f91d6F5c62287152F2394D1979D",
    "userId": "216678909"
  }
}