{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1340537950",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa42d494a69cb19e7a776662eb885c4843f561de951dbd7675de964c3a349758f",
    "signature": "0x89e98ad3a438ce29652cd455235e86dffd1efee77bc3e25b8db5b30308f3a089271ca7c9f922f3136d3daee0fdee6f72141c0b539eb7819f53b6f93815215bde1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}