{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1877526551",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3f8f0ab5d518b92b49d9a6a27d1b5512860f17230a77548d3186361656f62ec2",
    "signature": "0x445e9f0e9f42d6730ac2fcc4207c9ad6e922633dc16b5089553b8f6cbd350051199494e4d99ab3d769c7841d3bdd2632d819e503592ecbf2a8e128fe46dda0121c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}