{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "199526646",
    "entityType": "User",
    "nonce": "0xa5280fcb1e22cb2c27448245fa9501080547ad0a9a837fdacde3774c6bd7508e",
    "signature": "0xe9f19bf033f3f7c5862443b309afca3a10d65bcf4dc94054a2ba3f02c11105047a7809877223e70673c66265e1a29d1f8aa4638211efa91badb90889432b27f21b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}