{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0x9bb120fafababcb079e9fe8692da45723ce006443304dda130bc1098c3071191",
    "signature": "0x2c33319aa90310d21618a42f649b62de1e16f1564051846307c1603576a22a202c41401529d2638b48102cd68be910b9dab4d795d80ec2d62fc59706f0ecb8861c",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}