{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "746114",
    "entityType": "User",
    "nonce": "0x3451b3ae916a61184bfc1428d2bcecba14595a6ec686ad929b38e7fd26ab99d9",
    "signature": "0xeda82ebca08a9d00145868a44aa820f35bbd8ae1362083d54daaa3ad0476bc106e07b70bfadbb2a011d66ed791a4e33624639cf89e19e561e217ab71e61c55dc1b",
    "signer": "0xE534A1ad2e8E1f616866185D1efDf463B0eD38b4",
    "userId": "353625"
  }
}