{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774003",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd5c98a06b59cea3dc45ed74183fdaf1b2605eebc8cb532a8b79c47e18e8e1d71",
    "signature": "0x3e5ef9a44aa75b062e60e562e37d53ddae19ce37980d1aa1f08610dedc5748e576db627443473d7c0159f7aa5aa1728faea540715ac7032569bb2ed53a3ade671c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}