{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135834",
    "entityType": "User",
    "nonce": "0xafd3252c3979920c2c368d175aeb8d30ce147831e8c95e1fa65194b6c631af65",
    "signature": "0x31a48e10ee414f7533f446b12bd5633791232f67946b8e0983eae09c2f3e3944331def099f9ffadd45b36a3995c259d40947effc99ec6c9ddef462c21591de5f1c",
    "signer": "0xAaC77705f5f6bd787D8581c36Ddaf7c0c7AE3370",
    "userId": "827420993"
  }
}