{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257206101",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x56eadabada58864386f549ca6b6e93ff6c1422b62f8ddf4418f86d1230e92643",
    "signature": "0xcd28e8e60ff2d4deba84fbe2448d141b6af511e82160c2c2b5ad0446b08cb2ef762b1b93d0e17bf8dec47a925d06e4856d94b5c857e157cc931cd0a056a50dfb1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}