{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590135298",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c483b067bc3ab41b56b470fff2b0751b5c0ee8582dfdeb03f9472e658ff0a85",
    "signature": "0xf24345e689e94ea63aa6c30066370620b2f16002be8355d10c64c34d89231a6930b3246223d264e57e727f5998aea3c9657d83cd2734075b3a450d26f739565e1b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}