{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "75787",
    "entityType": "User",
    "nonce": "0x668ec61bf3da33013d6d2fb446f103925b1ef4abb9ab53f43e7cc86d0284f173",
    "signature": "0x0966748afe8f92c8da07d0cc745b23f6c0690b20f639bf45fc03446cef4796b11d80438207f52cf6327f92f55c20e4363fc95a192f098e1446acc78c3bd648b01c",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}