{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xe7a008d7b9d6bea47ac35fc3103453facb4bc3ecc611cc7028d992d38dd3c4f2",
    "signature": "0x3e70cd374bbc171e735a5dbb214d6dd9a16dbf32cdb165adf45051a0b7cd2f6c4443c2a7630de5a8c5d1b9ee85d3744c56dc84ad53eaefcb8975bdbad5d7c7171b",
    "signer": "0x17141572B0250E4291cd034d4C034793AdD4876c",
    "userId": "777872195"
  }
}