{
  "manageEntity": {
    "action": "Repost",
    "entityId": "493251",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d2d937ddcba8586d6e4273e25a085a6976cff5e5e3d8042c42d839a0c0c7a31",
    "signature": "0x307c8e7781ce36b5273ffc4869469fdb64e7badbcc8634a842132000063f9e377a53a85c9356d9e006c461ce2eabc778b8e74d83396f3c1fbbe9c1532f63e0cc1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}