{
  "manageEntity": {
    "action": "Repost",
    "entityId": "752387872",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x97efdaa64195ebd803e1e117203c191b746c9f4c7bd500589a18b052898011a6",
    "signature": "0x7c1a5a4586f6a11492054a9d474c58dcbbe98969167d029611efb3186f39c8be60788e84036b6c3ea5825bcbf09d03776ded1b2ab5d109ccbd9907872d926a891c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}