{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1399728589",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e5166a018732629e355813e8a3d2ea2ca90b26417468686e7e3bd70474ff219",
    "signature": "0x5bd7ea83ec16fcb74f6c5fe9e9ddd89b527749b954d1aa61941522618b5d85337e58f552039377f95618ad463a192a6ae50fe8751a6b79af2fb611b1315f59f51c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}