{
  "manageEntity": {
    "action": "Repost",
    "entityId": "748954434",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x035eb2762ddcde1363a1524f59ce6451dcd7ce26a04d69f9319e6c81c35da212",
    "signature": "0x7035caec1c8c85df871846eb5b2eca43228cad4e71209c841561d33bf84d69c31378d60521bc32edbb674a9a67bbbfeca85c96ce9e61f1674a5d52ade0fe1d961c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}