{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200214",
    "entityType": "User",
    "nonce": "0x99c7b8865847af5fc82bb8dbb6f20a5bc97461c4feedb376b4e5956bb9b6a99b",
    "signature": "0x0dddc47549677798b1fa41fa8dedf0e8326a6302a82c5519a4d55bd1139a666955cfbabc80d25d88223932d0f2210315858048f3a09a07afa3d197a7f2eaa1581b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}