{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12634",
    "entityType": "User",
    "nonce": "0x204c52fc324da0b0907dd5639b81607030075927dbb335e58e82890be018a04b",
    "signature": "0x89dcc25c6b38a16ba65e918b728cf3b5ba3ebf1af605b0bbb01950132574ece87b64029ea033f18fd510a8fda4366acb4b585a82607c5b855edc3185b05c00711c",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}