{
  "manageEntity": {
    "action": "Repost",
    "entityId": "496334497",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa7a341128c9f567f14d0cb12abc5cdca9c2761793259d1d1def270d28d4de5cb",
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    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
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}