{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x794bc61a34c052e7e245c5961a0ba49915bf01baad03e5d1f3bf817d72b5375d",
    "signature": "0x8a8cb649a8bd65eac792b6af36c68bc298788f71201bd3c9d533bb526ea9d24030d40b2243d7378b99289f7a3d4f63f93842e1824ad4e5bdb3367d6125f510851c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}