{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "292389420",
    "entityType": "User",
    "nonce": "0xc242b29e87a2c3e0e61e89b373d518b2055321f50945d58798c39c3636aae41a",
    "signature": "0xa8579dd2be8b716eab53d7ae74ebb8a6f0a947d4d1e5415fce598a4b44fae6444fc3ebcf07d4ff1a594a021abed9d765601ab83dcb16337471bd4dac53a2338c1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}