{
  "manageEntity": {
    "action": "Repost",
    "entityId": "758018735",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcc25fa10a39e7b08278f18129843e6ecab2e7b44654fa334b63dcca700328cf1",
    "signature": "0x6edf39a3a8a25395a5dd699448b42ed199e1804452c750d0917b4af68c8c984b0314cc15d0f6a84671b84f5283f37938f79cf190aae2081986f6340a1a6d527e1c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}