{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1594919980",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54fcd13e688609e61b500ce23ccaf2d2ada3e4def91c0d637ad5a12fbe797358",
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    "signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
    "userId": "490478463"
  }
}