{
  "manageEntity": {
    "action": "Repost",
    "entityId": "921572829",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4cb5abac91015b3c2a4aa884c5e8501deb960ff71129fc7c364c06370dda6a8e",
    "signature": "0x71976a3b075590a40ea02f0f291dc266f82cade204a8b85472213f22cf38ab6a433b9fe770643569c7fbfb6116a190c557a15f0709eaf7fabbbab1985a4350f41b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}