{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "361021",
    "entityType": "User",
    "nonce": "0x3b86f6ff430198af0d066ca73aa1dd8411ba1c18485f5d6b9e8c4ce5aaea42df",
    "signature": "0x6c2f4688a1f42f5295c8aad628bfeedd0ed591648867e948786abd268e6dc1421da5e6e33bf74d04c110bb78bd3c06f52a1b6d2d790c427e550db23d1c6b33c31c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}