{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119255",
    "entityType": "User",
    "nonce": "0xac1138d768baabe2b0003674dda01db14f493faf6b9d2c7456d1777c4698b81c",
    "signature": "0x2542aa3c4d53af1b42c28f0e0c383eb32b86930ccc4cfd7ac52f51db37bf27ca773f8484e83aaa0f65f9de9e1ca68ab1b9e008f5f1f9d5de592b5a85463e50431c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}