{
  "manageEntity": {
    "action": "Repost",
    "entityId": "790567852",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43fa5517c8f28e5bb3e0a9b05388bc868ee2264a8144095ef366cb2dcc557fbd",
    "signature": "0x07b29199f95708125d97daafb68bd0326aab724d92aee1026f9b532872bed05534c8a8e8bf63a1259fb6fa14cf631c655cee96c3cbdc2500712d052d82086da71c",
    "signer": "0x669C207e15A757a751fd8f623DFf054C6D3D0b05",
    "userId": "121458"
  }
}