{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9301d37964bd825e69cfc9f0d0f33bbba50b93b02918beb7cb7f226d97e7fb56",
    "signature": "0xa7206a22430403a3ea0ba5965a031d16ce45e24a4cacd8c7894658b7dc709c2f210d711eb553fcad6f54058122e998552e13a6ea00613a3cbb2263befedee6cd1b",
    "signer": "0xcDd4bA67dFa5A12799fdF828BAe6484f14Fb02Fc",
    "userId": "502753271"
  }
}