{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113743",
    "entityType": "User",
    "nonce": "0xd084a7c4af669d585d67a7151779e21b641b77c2bb12d922a55ad493a64780d1",
    "signature": "0x915e40f7ea03009b42bbb5b065b255ec05d51d2625e129026a1fc111846e0eb262c8ae8e82f2656106b9faf927fdf086b8cc4cf1b0253054bef4331bc9ea8fbe1b",
    "signer": "0x8cD8d6e90b4da9619a96bb038622f6aF7AEa8720",
    "userId": "881004247"
  }
}