{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "118081",
    "entityType": "User",
    "nonce": "0xa481e730eae61a0c137d2575f3561c4931c12b0d533da6f672d0787ec9e46c27",
    "signature": "0xa6d325c5ec9aedc7696da08dce39be0c4ead59930d401e9c2cefb9ec5193f9d4182bdf061ed153c3d8174ed4599746c94a36c3d38550f576c1f30da428f9926c1b",
    "signer": "0x607C0B504B1190F4Fa45D4712D4449C62F7224E7",
    "userId": "870305968"
  }
}