{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857655624",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x10583f4efa3baf96d287e1360225ae255577ec35fe99a85f775af48a31edbee9",
    "signature": "0x5f78b39ea983fbcd89720d9c063d3bb58f1570c7a445be5a7ae98ecdc9f1205a745dc5ee9ac9dd9b1fc953efa2adcc10c2001f7503c726c74b9b23b03cf7f90e1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}