{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x8a0abc7b08305e3d859108edf2db0253f8991ab735b3e0de07e41987e48d629b",
    "signature": "0xf88f73b71d979ed0291db9df83e6f2020a699b99483e3f31bb96285de7182cca1f223aae9fb2e3c86e97a808449b1738d31f79549630068dc74a1b80c5e6efaf1b",
    "signer": "0x5b223142a62b282D03fE47a56B10D12AeDEFcDe4",
    "userId": "155681527"
  }
}