{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48340",
    "entityType": "User",
    "nonce": "0xa7961d8252decc4c27b124c5907067ffbd73fa58e438f3cef8679320ddc43983",
    "signature": "0x5061b3a327710d8e4d0e4333a502e934897a5e0e251a68952ce07f38e856d1f230f654669d64c37556e101554567ab6b1433cf5b18b88a420c5ff82f55a8ec621c",
    "signer": "0x8f2ebBA3522f46F14A1fCDe5312c7B9EA0E59e15",
    "userId": "735463452"
  }
}