{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "446645802",
    "entityType": "User",
    "nonce": "0xdc3bef630782b313dab71b4cfc339da47402f4a0099baae367936f539b4c0119",
    "signature": "0xd263df5c5bd11dfe702334cd19804dc0100f35a2df7c2eaf03bdb71c1fa5f149589538a1bef29442a335b153f2adc8f5549fcc08ad69509ff715a571f6d099971b",
    "signer": "0x68AEd22766Ac1783c19EAD83DD0239e1eA879229",
    "userId": "267448071"
  }
}