{
  "manageEntity": {
    "action": "Repost",
    "entityId": "405588",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c324457115a3ac8d492780e042a94a1c1dd61cf8d49d47b4f6e195b9088689e",
    "signature": "0xdd5bccbb43c9f13be6c1cd893e4a96701d5d3391c1f3d065e38027624cddd0733126102849dc641a9740a699542919947629edb1d6f987b4a4c3167111026fc91c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}