{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182733",
    "entityType": "User",
    "nonce": "0x70c6208fb7ae28fd27edf11e67361b0a9542f369423cfee069c4ba15a961f2fc",
    "signature": "0x7ab104fbc13103c1477687558651a2615ab564267097436032ff1768fb9fd1842a3d4599bb895355219f616c631b5a3b5d8e554c6f7e87126aa18367cdfb51a91c",
    "signer": "0xc74a5C0B76bF95109EFE2119058182fD3D75EA63",
    "userId": "222972690"
  }
}