{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x7a450994b5f382617b456f257199da636cf3ebcb3ac87ca2168176897445ad56",
    "signature": "0xb383ff29527cfecbe87829a70960d1355ef1ec91df997e13d208d4ef721121ac238148170c1a2426939a32ac080c027bee33386ad2b3a49a0225f0dfb6767b621b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}