{
  "manageEntity": {
    "action": "Repost",
    "entityId": "143105476",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x502fa152fd0b4d959b099a06cdc1de228e9cd3f169dad7b27593ba4b23a8e788",
    "signature": "0x65cb9154190faa830f8ec9e762b0340a3eb31816b7bddfdec62111b4ae6fd3d026fb7d1a814f5372a5b61cd12f492111f9fc35eea71ee5076df47bf9a7fc6d4b1c",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}