{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "72438",
    "entityType": "User",
    "nonce": "0xc4e2f4b6170f5c75c7fe30d657d667c0450cc639c52bd118ad2fd0cb18d32a14",
    "signature": "0x5e86fa87ce010792431da2124e28158b85340881c8448b22602502a03e77c4f232b42dedc738bacb3f8dfe9afd6d9fd45bff2ee046e717b74e71f4213d94e3c81c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}