{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1844160",
    "entityType": "User",
    "nonce": "0x46b7d6f5eba57bad5672fab0c2a77eb49dd62be3b2ed68c0eef3930edde48e84",
    "signature": "0xbc9ed0f85b3719f5da274913780311db1862d8020b854542d7dc053a7c5facfb7997cf88852040666a539de470a9bce2e99303659221861d2fe27605fc1188421b",
    "signer": "0x1642AB480EAD0cea9776277347Cbd3e5Fe9889f6",
    "userId": "711757920"
  }
}