{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21739",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2ad8ab6631ffbc02bf96f1b673dd08e1b32b4e54a368b292e3397b6d81c67015",
    "signature": "0xf6408f8b67351fce04dd245c3978675ee545da98c877ebe058031fe9a19c9fba3d859f751e658abe4e023a363dc3063619a8ef2e68afd642a7287e40c2569a1c1b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}