{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "49977",
    "entityType": "User",
    "nonce": "0xbaf262a6aa2bf60055afd37068a50be867fd609263b702b6f96694c8b12ed88b",
    "signature": "0xa284fd2b06a35b3d9891922254c3ee0ba62035af00469f0843b86bfe17709f1a631cf0ac475464670f27d36bcdb22ec58db97c361c2a6294672e293696cbe62c1b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}