{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1403207610",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x16bdd68433b32f48203000d369a81321edfd0efd9b5debb9ea192b0395c03b71",
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    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}