{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "968816239",
    "entityType": "User",
    "nonce": "0xd063f50a582fe363124f1aa48fac64537f092d70fa13fdc472842709a57152b6",
    "signature": "0xdd6711cdef5e548fe9c91c6e0ee0a17657f8c326eb026f5680d9efa2ef83ffd83ff79454ffa5e4a10272f51a70a6629f220f97055c64be0ac60b44a45cf3f7031b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}