{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763244873",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4034d4b7dd5a8d95e2fbea6b7c649e4d360d9395f89a6c3d62ec7949e782c72",
    "signature": "0x2f92ceba9386f71b065f9bd3f08bd06900ea97d10e24b3fc03f671fb45a2a5f352a42834bb3537b382176b50cc288f8301b0f018189f5bdd612c85e64ad0a1131b",
    "signer": "0xf74E514b76D35886B404c65E27340DE44B2E8FD9",
    "userId": "631610826"
  }
}