{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3265",
    "entityType": "User",
    "nonce": "0xa32419ec9e9ac66328180a8c3b4ec39c7d070c53ae7c32b1a34517059d65d234",
    "signature": "0x55a6bf0ef452ef645bcb645ca68cba4d5dafd77a0747accb778de373518460f713c7b7466c34ed3c990944b1cff13b5c4869154f6a7bcf4d1db6ab746a8745971b",
    "signer": "0x334c1E156039f843FC1FC4B64FBc58136cE8414a",
    "userId": "973129552"
  }
}