{
  "manageEntity": {
    "action": "Repost",
    "entityId": "552739068",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x259b1781baa246d634e875a73809a26fb318816616d3cb3af86ccafa01b0fea2",
    "signature": "0xc8c3415ebae5b11931f8be4bffae27078e2e7f86ce1001b79630f7550709eab0349b9663e41ecd14879719785783f83598e0c9723b62b3ce8e3e7dff66d3ecff1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}