{
  "manageEntity": {
    "action": "Repost",
    "entityId": "670438500",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7998cdd33f8123d91957c2ef6d3e8b8c480457df07f97ab9869cc024adf2a053",
    "signature": "0xdc295e5c37959a124444db759044e6617a51c6c32ac72fc07cb10630060c629a349eae2ecfa52ed539df3bcff0af3c9155bb5174dc3fcf60f56c7740b7bd15f91c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}