{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "281227",
    "entityType": "User",
    "nonce": "0xb319127325c8e5c8682f9ae8686056b33635bad31dff4559a73149e3c550c0b3",
    "signature": "0x07adbcaf3de554c120c4bd0bc68997b8d6ab0f391fadc19aa767a31bf8ecc7065368343534c4233975816f58424e105595381dee4ff27f461bde3ec89149a7d01c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}