{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452658",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d21d50057b077ecbfcb496fb062cbaa40f6b6b8fa412c63b621d4087fb9483f",
    "signature": "0xa273e9749abb45d01a22e5e068f7c10d097a16e10ef84e0fe1a459d6d18794423042a028bd8745fd1318a0b5e2f1677611a708ead329a67d22a467900e89a61f1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}