{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1574999806",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x391b5e1ac689897946ea09b2e5c5f852792590e561fb72e9477a340123ff82a3",
    "signature": "0x4a9ada1505f21f575e108e3d63ec9c5a9d6814b9faa82c24748d8e539204f32770fa1a1ec3f876b4f3a3190e71a5567b9c8e7327156686b046a7248a623cfb1b1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}