{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61368",
    "entityType": "User",
    "nonce": "0x4c5076d22eb961c55d93e895c973cb615a2ca2bd2960726858ed9be113be4feb",
    "signature": "0xbc0da90b1d93855a77de7a795ff9eca39b21df8df32c047a9fa255eb8d71134902aeee794da6f7c3ccadcda2bc5f045818defbf5c772237864ab43a38940dbf91b",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}