{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1357599397",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe2643609afd1170f95761af9c292b43a5d161bc69de05b010de8f540c913ac2b",
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    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}