{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550455795",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66cb102cf36fa3a426dd41ab4146e424ba7d8b97c3c75509781032aa2bd51ec2",
    "signature": "0x20c2b6cf0db3cf7ebb3a7698c23113d78376a133badbc7ba7ef34eeca51588387f32806b6eabcc03df6057a52698444113b680b30a7a9c9bbe37bf328dfbf9c71b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}