{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9611",
    "entityType": "User",
    "nonce": "0xc00cbcbf4ae0447ddca5c2ed47815ec517f79257585368b82edb8f08a244f8eb",
    "signature": "0x0fc83a912188450a8d4047c5c262498d830c486754c4ee07a9be4a269ecfd6ea6f704a83c1726dd17824fd65250ba34bc5fb3d743e798c88637c8a5aa435aa721c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}