{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "222",
    "entityType": "User",
    "nonce": "0x33d1eff31b3373d3cb7de18e5d330e62cd479a53c1b31a083a0adf3f6a7ef8c9",
    "signature": "0xc3b8ebf826b11443602c5c7408b99c82f8ff29bbaee1694dc519686edaab0da41abfc376c12ccdabc66a631d0da8f68ad6c511a7968a7da6d1a6637b759a8b0d1b",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}