{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "169407742",
    "entityType": "User",
    "nonce": "0x8d7c4380ab02dd0e71478eb1022c4eaebff00330f14184a6b9dcd79d08879101",
    "signature": "0xbd9e6e86134ced86d2a85783bfa2b84faf54d74dc9dd315d93165348f8f9e262701273606fa986aa53365a88cce7728b4b4f9869bd1abf3b0b29da8dc9a7c6841b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}