{
  "manageEntity": {
    "action": "Repost",
    "entityId": "531149057",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x02869cdfa20dffddfec0c07e0a55a5945128198b6621ce9a284a3b4829ab317f",
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    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}