{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "486490947",
    "entityType": "User",
    "nonce": "0x1bcdbaf8d36c08a1b3831a13bd4a16537c045b80f7a04babc3d50f492c86096f",
    "signature": "0xc63b1f1dcb00c49a4d212fc2c410c5b9a6361c0d89f2e0c30ce8887a37e16ac5229bf727fb599503a7cec1645a13cbd2f2106a203112294eb82c91dacd7df5961b",
    "signer": "0x85F59ae09C50C39DC9CE1660B0D49082C751ce0B",
    "userId": "162449215"
  }
}