{
  "manageEntity": {
    "action": "Repost",
    "entityId": "552776622",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x22b90c238d38f35434c5766153ee60c00315266cdaeb7c5e81d723f2c8a7060f",
    "signature": "0x404909da4a29472b5bf01ade46caea26eb73a5e50f633bc55f94e7847f9e280559d9388b7e89f821172ecd5bffdb12189c3fbb21edcf1b6c0eca51d9bb5d84261c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}