{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241269",
    "entityType": "User",
    "nonce": "0x07a9acac1967726e587a31f021456858a821f83b451d7b2b1cfd9ae66760277b",
    "signature": "0xcfa5809358de6a2bb9191921f066b2057a85ff637efc2149dccc87016c8f6ef44ef465c24c76b15bc3cbb4ed0a0aa4474710d5c222458c75a7c1cfe95c3debec1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}