{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "685416",
    "entityType": "User",
    "nonce": "0x3bc4d88ee327c075f3b73b4d62b374800e15edce96e5bb25dc1fafd986c22f6a",
    "signature": "0x94a0ccdf54ff9d5fd654ae42de79b3688c065480fe3b3e67412f8eb8d9e0cbf25ddaa0e1c1e43c90efe7da0a8cdef0fd8c1c78202d22c0bf2fec6597a3f0bd4c1c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}