{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "137166",
    "entityType": "User",
    "nonce": "0x1305f2c4604db1503f4c3c41df40cb83dadd4f8ebe0e897e7708dbdf4d6fa33e",
    "signature": "0x8aedef37d34e9a2133136d3e39aa971794f94ecaa7a901ec0a784ff26daefda739d747a337383e131c3959403a1c3126d16c3d575d71e6c410c5453f20b94b171b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}