{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "310089",
    "entityType": "User",
    "nonce": "0x85c8ded6324b585a0edd21c81b946685cd4244d280fa6a8dbcf080f0ddc8989a",
    "signature": "0x23127799021e3b4caf76166e052f4399107987777bcfd366c774cb62f568bcca43955f73aa0722f1eb0977c2b81df279ea94c323a367ad2c2383c0d3a811a1651c",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}