{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "320009",
    "entityType": "User",
    "nonce": "0xbde401b3e392f607ae704ef0dc88e416e0201ef04154487cd20a11e11ef87369",
    "signature": "0x00baa2d26f2b12ae4273ae621a3f4f8764ebb35d0c049be8d905a279c6db9e9d3cef4e69b0c892921c76787e6bb12c83fc3deb1c56456ec3a2ef4fdad138d71d1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}