{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "240171275",
    "entityType": "User",
    "nonce": "0xee59a4f02a9ed5b5615ea49aa85a7f20bcd9604caed0d8624b31fa8f6d68289e",
    "signature": "0x27bee5f768afd105a9e022724ba6b69b4d82b41ccf4aac001e5b6d394905cf356699e35577ef037cb45d2121bc248af50140ab44de95399a22ef253571cf5beb1c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}