{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774003",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d15411465f51d935a8a2336a65373fec9f655d157f0ee550226af0afcc44117",
    "signature": "0x21ed4de66d5e92ea8ded3e02dbc31560b843f6ce7ea7fd89a7442d1f889d468d29afbf2e0a9cbf163fb6db9691511ab3f7e0e97a8694741704965d997574fa291c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}