{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1521986543",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe443c13dcfed205241dad67e2b24f5b1a366108c90f3dac85d851b2082a0a345",
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}