{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77231",
    "entityType": "User",
    "nonce": "0xaaf1460abc5c82fd450e2eb35fb2370e09defe16903e2360a7ed67e06b511d52",
    "signature": "0x460d3a33ae63c708dd5e184356976fae69a175dc2d2c092804c5eb90c7c7ba7b2b193eaeadf130add81788677b444f78face8dc9ea0644fbf8cb09483c8b6e721c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}