{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x31ff01de01fe4ea3e23a3fd224f8c35665c1de7173ee1f7bd56b0e67fd12b730",
    "signature": "0xb3b8603e6e2a592ff701fa6941c6c8e98213a54a01786160f6a1ab2bb07d75b950334ccf86e9c1d7d74f56802a3431452bc94ec61c9abdb9c17d99eb5819a14f1b",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}