{
  "manageEntity": {
    "action": "Repost",
    "entityId": "919691340",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12f90a4d2e290b3b4a332a9ba7d66c34816842bce32ab38743b265e1761b601c",
    "signature": "0x9973010a49c38e01001df66e5a48ac3fc5e5a95b0d5518c7e9ad1760141f4e7a21ecef31124024ddc6939672906fcd944b29d94730e9ea6d1caf257816c9f1281b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}