{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "165632",
    "entityType": "User",
    "nonce": "0x618d74aa913e8fc1d4d9cff8916c9a2dfdd3297882a3c48d05e1d1372d23d2f4",
    "signature": "0x7e6e212fd6b2e3ecba4523e22ec4d2182d711933c915c1c1d7473562ba56e2fa38de2cb33bf9a6779e189e8a9a8f1bcdeaf87ddb91bcc9b3e77d3fe65b78f1901c",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}