{
  "manageEntity": {
    "action": "Repost",
    "entityId": "665552",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x75272922deedf01fc9825a2e0ffc198f9d30c58a9b012fc9c4e04eb60b599a32",
    "signature": "0xaa56f56d31c50e069987d4ee220e3ebcb058ca7b25a86efc9915c9546573c16606021a0b0f691b156e3710278e2599562297d0bc0ec1658f34351d55e962308d1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}