{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xbaffd138f8ecdb4694705143c75870ffb373de1ae0e34c0a778121a3f121a04d",
    "signature": "0xb2bb2d34f4314d0e0b3cdb0820a6bf51610ecb1782fa16f8a2915e0260199c5974a56f92de4fb27da4a1777c6deaa1bd2d08039cec4fef213af4ab23a143ac2e1c",
    "signer": "0x1b3E9Ea15dF71Ced48bA8E493c9BBBcBFa25823a",
    "userId": "913385866"
  }
}