{
  "manageEntity": {
    "action": "Repost",
    "entityId": "643953",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa2d58cd8a6ee57a4fa240c96071f98b636882d5dbf0a59f40ba3dd158db084e8",
    "signature": "0x0acdb8c7db0629f1d313228da8c8f5b4c0022cd4d0716b9fba8fb19b0969bb9c1cabf80204b7c361b395196a1d4bd3bfbe563a1da46cf3603d24bf95739eb6971b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}