{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "64159186",
    "entityType": "User",
    "nonce": "0xcd9f36681271811aefa215ff595c8bb446fd37793b43cad1db49d8bab1f21130",
    "signature": "0xb47f865c58676fa8c127cb79ab36922d983368cee6bd5567353f8abf527220274458b02e60aa872364a69d5743c3ea2fb3c12c0b802456cce118032ab8ae79cf1b",
    "signer": "0xd6F1269ac846201d7f6d5574279594D67A06bBb2",
    "userId": "624634439"
  }
}