{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388950",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3cf2ec74b4b30f1a1831055b4cca2c2f2b5bfd5c4c07923fc9a1321d5af7a6e9",
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    "signer": "0xEeea4f65FD2D7EffBC68176EAbe8544B088Aed57",
    "userId": "584616263"
  }
}