{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28191",
    "entityType": "User",
    "nonce": "0x074774d712dba097a78f605518ab74bb8115d5f1336b39bdc54570b674aa2319",
    "signature": "0x667897444eef4261780ba513f2ab1e76d9ac6212224d5ec7077cca0bf454a3245ca7359d16a4573f53656be73a34c42df9db4471dc61901c74e948b0dcefe7e01c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}