{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738157443",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb94bee77a7f4b820c680fdb17f3bbb5ed62c212717d18fbd073286c9114cb066",
    "signature": "0xaf63f5b36bdad5cf6ef02026dfb589159a64a935fc4cb8d6c31b1f753afda87a4f575f5d470be889e9148acec77e7bbed388cd19fe6a4dd39d74a927e03ae1aa1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}