{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "20835",
    "entityType": "User",
    "nonce": "0x13f146e00bd45700c2bc12ca813736961eddce9557aa33644f446bc795d3470f",
    "signature": "0xd8d9f5da3d19f38f753f3ee925e3f3ee928d0f3a08c622fb2243e315820154dc7e3272e949ac8e46f93353218c916c38c3392889223bdeb1138dfba6e122eb681b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}