{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757389109",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e589c127985b1d0f8a2a8775579627a6e7f6dd25a7e98ecbe74635dc5e2accc",
    "signature": "0x1b44f0558154fda983f2474839b231b7c5b5c855a49f6d634abc196bd45a20a60f2d008722dfb74bb6892b9960d6f5e37e85fcd1f0a8722374706435e103b19e1b",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}