{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167191",
    "entityType": "User",
    "nonce": "0x293ffc773357b2644fe9ae359bd4d8cfe9a88922d60762feb9f3b19d86b4096e",
    "signature": "0xa72265bf8fafb5abd3322af3a7d96816b51a20cc18d2b6a5d166e2680353200d55de1453cff8eeeb67cfa5d9fe89d2ca965e1344fa031374d29e8be96d41a8a21b",
    "signer": "0xBbf8F4053B145E8eC905ffb20f5b4e80B183D48B",
    "userId": "960158487"
  }
}