{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543728374",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xff5bc1500c685a5820d94921112d5b379c8433757e7ce589ab29b658da122302",
    "signature": "0x4b17c68783e56875612f77a1f9608604c1b6df5cd23a21816df97b98213d4e73733c804696a0aacd1e94764d4620bd282172f9175ded0c3f4e74842512f131cc1c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}