{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2655",
    "entityType": "User",
    "nonce": "0xfa6aebcc0057f8d53824f18f0290b1da85a3a47658fb9bc40815564660c08052",
    "signature": "0x77e73772707b21f43282932d4a717173dd5b6f778926f2f6800c93ca55f409366f41f5a7cc53dcca14382a2d8ce1e5e749fcbf52df1e3ab56ea50137c98f7a081b",
    "signer": "0x546643B8F8164fB6dC42c93F65D31C17676Cd995",
    "userId": "305541868"
  }
}