{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1996082",
    "entityType": "User",
    "nonce": "0x7705330089715070d6ba0012203fa9423d8c2937b89ac6856f7bb8f413b8298d",
    "signature": "0xb994240bb2955f7b2dd20f6f4d7c90a3c3993a95e494c286ca8a0ff691ab76803bf6c41714628ccf3c9fafa7758ecf35e721a4b539aacd3325dec8cf7f175aaf1b",
    "signer": "0x5B01fd31f03f825860CB5AC3815dAb2F2D5F8699",
    "userId": "302886724"
  }
}