{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1620277804",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x524311fb162ea9f5279773c7f8b3717fc64c32ff7d9b67cf39bdb7a8d19150c3",
    "signature": "0x4bdaac55e75e83996e3fc53161848c27cdc56b3a21e62bcdeb45cf7e8f691ad371b9f0fc30c03e9a08f65e2b366a716f625651214ecc52e681ce50f049daadd51c",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}