{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "1110135",
    "entityType": "Track",
    "nonce": "0xae0be252de338625bb31e8aa300ab47307f462d6bbb2752b4fa18e7cd7bbe11e",
    "signature": "0x7d5c3f35b994180e0e26e20337968eaed1fdab52fe4b2fa9dfad588a14fb305a1f4cd9770954d9cccff49cac66179143bf0364cb25d68b6cfc32d2b9415b9a8f1b",
    "signer": "0x75B3eD592C4097A653F118bA9810B45532b6C1ba",
    "userId": "317353"
  }
}