{
  "manageEntity": {
    "action": "Repost",
    "entityId": "438305464",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8a9ca72dd28829903306620c73c052ea629593b4a7ca9bc226065d5f277e3871",
    "signature": "0x12414ffe9f4d461df66b47827fe53742a4f1f050ca8e1d479a6058ff33aaec022989130c5fc2a13277f26deaee6cbad14acbab9b2065efc6ab2caf090ab08c2c1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}