{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0xe0a83068530e43e8e818fe175fec83ecb80d7d67b96c55f0283fc6971508cec3",
    "signature": "0xf09f609f3239024c5cc53ae4c702913ccb58ce6ea4c2107cb5fed26b4d53d9874f9c399a391a7cfae546dddf5a6fcee4fd8ff84f172e77f81fc657b21f76171d1b",
    "signer": "0x6Ee7842A432b779E1Bf51F27B824fe86161cee6c",
    "userId": "408407824"
  }
}