{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1619677751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e67458fb870e5ce890ebe7fcde803f5485cfc82649ec7aae91d9093f6bc82f0",
    "signature": "0x60cdcf39c245e9f308b7b01a0b8ce1dab1adb253c9f4cd469d9b68ebffc69c7f67b026ff5fb44715a4e4a8b76debb82bb9bfe7eb2dd72a9ad5227e6aa5f7938e1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}