{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "32128",
    "entityType": "User",
    "nonce": "0xb0c8dd86ff8b15ca35c14a03768adfe77c004a6d56451eff21d9dccd80ebffd6",
    "signature": "0xe31d6c2604f3fdd2cc1c9331d0d6b00a4b2fcfbaee04f096f6f6050f419504202d2d4a3b9ba6cd28a949e930569755832d4b785ee91c95befeb25e5ada7acf301c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}