{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543623174",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x201f32f23c65700abf6c1813646e4fc80b17fa5daee907a1eb00e35520e2887b",
    "signature": "0xf9b0108a7ed929f7816e91b63b416ad0a54eb191712bdf10a71a617fe5fd563e28bd0d537dced9a14ddbe4a7cd7424d16eb9a9179a0edbd57bf29b4d68a0bd101b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}