{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38769",
    "entityType": "User",
    "nonce": "0x67c82cefe666474bb939c6bc9687350882b3d6a114be8496cef7d7aabec12644",
    "signature": "0x3ba82085506cfefeecec8a0a55b41d03bb5412526095226367b29881d71aee7425326613e1f54cd709a77c4f7fa17ea07afa88b102dbabb5460e827e608329c41b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}