{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854973009",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66e06148003dc470e4e1aa5976477013ff573749757bd39971724629134e2c43",
    "signature": "0x849b68ec1c68fa5814b90c158ea78b454593cc9b5052f54d594684c3359ebf123dbfedf78609f1f970694faf3b24c37fac354663af16146cdbc81500b4c86f551c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}