{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "832487273",
    "entityType": "User",
    "nonce": "0xed954ffe694e7ebd81282e426b5c174b4df563256725069f5d53bbb22ddc54c9",
    "signature": "0x691dbb5dc8ee97b2268af6dfb46c006ee9518928b5edff3857aebe1f6ca4c9971701f376c7c754e2762e9631ae7a787989a5f28f1020dde29c2cf3f4702f004f1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}