{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "695149259",
    "entityType": "User",
    "nonce": "0x9c2ce31db5643746dbffd970017fd8eb32e502e34d00d52d2501dc5fbda6e723",
    "signature": "0x08fdf1e6306835be1d380f3b7ba3a254971d83e07e73720c804d0b41cedd966963197e88792f5a9725b68f51474d2852c98c14e5e3e64d5247ececd5ed93bcec1c",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}