{
  "manageEntity": {
    "action": "Repost",
    "entityId": "463283213",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0957289a610f478bc441ed071845dbeb403ecf4d41a6ed32d712168b169159c7",
    "signature": "0x7ae6fb0506e66861d74ff4405c8d39c87f17f889dddf131bf869a64765a011e10202c3536000bee3ddf7fb212be38f4971430c45e812bcf17b27bbe82e6f29b21c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}