{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "486490947",
    "entityType": "User",
    "nonce": "0xad7956f62543ac5050afab87d82039e5e6492cdb5f3b2bc4321161b971fa5430",
    "signature": "0xee0b96f868c3b469c262fe9b58219a2e5d96ee19d57d43b5dca0cc98c462fd8a1630f21430d9ac930290ba31a43f2bf29c349f62690f65939f9686cb3c4f98291c",
    "signer": "0x31d8287F4A5705D078E4d3f85F3c5cfe5cA8E18D",
    "userId": "100638"
  }
}