{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1891447663",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb3c58977b46196272a17dc8cb355fe9b8e625c0a168bc4ab4e472cfa71c21329",
    "signature": "0x494632bdd9b6fcbe80c233b5ba9b3ac3f2dde5c6b41c7daa02cb08c6087aff333b51fc2ef70f3e878c48b181c4b462970928056d9d009c4fb8966dc15b86b3ec1c",
    "signer": "0x9FF2A7F5Fab732dA57359bb3eD63a95511bD1329",
    "userId": "67863854"
  }
}