{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86339",
    "entityType": "User",
    "nonce": "0xc93cb3c2ddc344adf605b3b449796829507cd66d82a81883309b13fdf5eda604",
    "signature": "0x3e3b5ab56527338fbf33be4968b8c29187d73de81cb72750bb9b8a0858b1a2294768df79790d108448182a1e1db48e209854047e63fb79e973e01220c0f4f12a1b",
    "signer": "0x6Af6D40d1d0B48D79D2bd3E3c8f0a45540130c0F",
    "userId": "89433"
  }
}