{
  "manageEntity": {
    "action": "Repost",
    "entityId": "745334709",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7b76c712de6f01b5d1ddf13d72d06200a2952d9d3f7bd436f5b9c3d9aee6b374",
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    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}