{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0x0a92aefa7dda82c803e3ef0e735415c67f169a9b5163cba4e3ad1aad56665de6",
    "signature": "0x5a138885bb76dd482049284489838f68bff6210881cd116117640ccbfb71a4bb4c681aaba037fd9ccc8363e8a0b251c495c986980690f886b572a53894a588271c",
    "signer": "0x2F50f86Be5E8E960a8A80aff85106ed93A2c681B",
    "userId": "778093041"
  }
}