{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520774",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd90c0a0edcda6a5811e4f9bdf55c09d58d4acbe78782caad4a637ba78f404644",
    "signature": "0xe6ca254d5e0a3da82f93a56492e9fe00e38d62588b77632d167a731e84703d293ef4ed41c7b22b3b61ac241072f131e7ae7cbd98bae98cab106c67047dbba3f71b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}