{
  "manageEntity": {
    "action": "Repost",
    "entityId": "645234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xab85cf8668fbaa539a8547d18cd7749f4ab947d5a7a3df27f53dabd7bf4f7c2a",
    "signature": "0x60b00a83f7856850d529e5eb46321158af546270c382d9850b370fff52d1c7535699d2c26c50d0be70b26c3645896dd6e73eaea1c334c7c64d96246f909881d21c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}