{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xdc0d199e884f1a592e910619bd9e6127e2f9f0b5df0684ad544e674be6b82b04",
    "signature": "0xa70e5bb5b68cc6e890d9834986f842c961937420df132d1e21b74af33aa59e157ae0ca922988f81c7839e31e3c113915e02d4b0f9e6240c45fafb096fc32bcbb1b",
    "signer": "0xEc377b67328447935401Ebc4Ed75Ec0B2217Cf0b",
    "userId": "28240798"
  }
}