{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94167",
    "entityType": "User",
    "nonce": "0xb44edc67d2dbef9f15d4767ad55b6fa39197dfcf4c3b4b79e7fd3d95985c1ae9",
    "signature": "0xc5fc9c3428bd9611bef258cc16f16ac089e4b6ab73fc579e3c5fd21010a8290000a99f3ab734ccb7b286b1b807228621ba9b3719df43454502d889435ddaa1431c",
    "signer": "0xb1B522e4c290853bC2ABb1D802d311A7EB1e696B",
    "userId": "94334210"
  }
}