{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97654",
    "entityType": "User",
    "nonce": "0x17719e681c1c971ae2c27d755987cf57991ea0185efaff3b4736df8d708a1d4d",
    "signature": "0xe7d0724eb398bf3f8bebf279384c5ca4c57a2798cc4b20d4b3df5f1e109f49cc0cf72fd2a6b49a50ec3f30bb3ba479373f688c2ffaeeb9e5adef9a2e024bd98b1c",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}