{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543338",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49c4f1472a79723adb82a3ba580d526242ab053e0188941bcfd17e8d6409802a",
    "signature": "0x719aeb5d007708fc37a77ef0b913051d27cb5e61d50c63f0b01c049f0ef5c6551c8caf13c940947d51855b18f4c37656ee0580dd8a5b3ed57fdc122034f439671b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}