{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637519526",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7937274beb35fa8bf44041d5bd9c79930e48c70e75dcc459e0fca3a58b56bc4f",
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    "signer": "0xC98f2A7478079E9280bC12A4bd2F7ECB6e6Ee644",
    "userId": "161912554"
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}