{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "118081",
    "entityType": "User",
    "nonce": "0x66e94652a3eea97aa5175a9ead65cdbd55c4374d1df3e41aa03a2f70eadc1823",
    "signature": "0xc965f457da362e37690571217f4fc55289e2aec564814ae557ef1f6ea9e51fd8300c2c6cb8edd22f5680ba5f0be1ae763ce9b061b16172bf636e6592f3506c331b",
    "signer": "0x7f590bEFD43b7cCcF038372CE50C813B4290A5f4",
    "userId": "297301449"
  }
}