{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "352613",
    "entityType": "User",
    "nonce": "0x3b39237ec17ec840c76ce228d702a1e80ebff3c9099400873820ebf35b914ade",
    "signature": "0xdec0b96dcff3dfaf1fb4591acb06522bd07b4754bb42c677d0ba194f4c36a21d0f1a181bbeee26bb57304e5b575c43252aa12c5fcb57a36d62077594af4fe37b1b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}