{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x7c6598f133da3b3eb99543166e6210623986be81509313cfea3a97ddea7f18ad",
    "signature": "0xc695b3fe2602d59c58612bdb18fec201f23ac7ee9a5c6393a0525a3e59104b1e5fbe86f765c2efe88bbccc67b381e4e13e852e7e99c7a3707fd599f0edd949c01b",
    "signer": "0x5b8BFea922d3E94c01D9b58040d1Cb4E8BE244EF",
    "userId": "154085595"
  }
}