{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98311147",
    "entityType": "User",
    "nonce": "0x2adad22a11e72301e36a6a88c65e82adb8a316fd28de22366e1a0b143a4f24b4",
    "signature": "0x97a08e1777b123844618fdef4188613d106a8e5273e8de3e7e3ceeb84baf02b54e4de6d735c0538eebe75926e59e161039f9995dc2c66bcc0c6cb7510d05dace1b",
    "signer": "0x03b70C3825d7b9e568C53C89a738061d855d0dec",
    "userId": "578849678"
  }
}