{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640533450",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a280e9414750b22541a16b937b6273736c9020a8a05e2693e61750448b99fa5",
    "signature": "0x9c9bb3219bc5ec8c47e6009793dd498deaacbcc2d414cc2fb7219f0e95b6835c570bb09ce9e3c58082aa02668bd1e3c1c94aee2e63df6175224aa11c5df9e51b1c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}