{
  "manageEntity": {
    "action": "Repost",
    "entityId": "339542433",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49990bab707e60928c7b505aec54f31657f897a199cd7d4a2a42d153a3edd8bf",
    "signature": "0x7d0440bd9e869cb4f4d3d9c88b428ff6c7ba70d5193b82ce520c0101a1a9f4bc4f85828b5421ccf565ee1bb855368ecef5a2ada822292f3247a1c2765c7bb9701b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}