{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10885",
    "entityType": "User",
    "nonce": "0xefedb3305083c94fb855a47b7dc4a68e7e108742768ba0902057dbd46e1247bf",
    "signature": "0xd2f2e7eff727726b3a7ab52f1235fbdce5abe4993e7cf3926e1febd3ec33d09b6d90bdefedefe09a76c0b90593ec8d524f0d485e1fc25729be6bdae53f5aebde1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}