{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1521870548",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2bb3fef9bba7b26240170966f17906903727e5220db372ced9141544f5274f61",
    "signature": "0xc8e5544c6685030c5811c2bc68ad00c8e7254433d479bc984c7adba98c8f53ba0f0aa5f9b37df3bd72cc554ab236f9fcc5c09388d95087d483cbf914eb464d971b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}