{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1399872458",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f4cc8d784c1a666cf99e153ea2a2e0cd0ae082a69bce676959ef71fb4e0f39b",
    "signature": "0xe0323ccda0b5797ddce7f4cc624e1f3d674b468c9d9a4bf023bd3846a706e8fd3d0991b1557ebffdcec0fed3ae54af7bcdd80743893007ffe4d5ccbd220648601b",
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    "userId": "77551267"
  }
}