{
  "manageEntity": {
    "action": "Repost",
    "entityId": "253295469",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a86020773e817ec914e23d54fc7563fda335ed84a6664ca4a8710d37ccd197e",
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    "signer": "0xAA981726F7939BF5eaAbfa9a58D0C454f5cB535D",
    "userId": "398277387"
  }
}