{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338650",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x22c04f37bcf79642ed0f6c7ea28443d01e1ef5726a5bd9e2f4841e41ba13e7c2",
    "signature": "0x053fc38351eea8e9ed45f4dca085a4d9c2822dd97caabf2869b920e622b6337f3b294af53276a48d8f584c08c74ceb8f6d2284ee0f83d4076b4c2720f2c2adee1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}