{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "826451106",
    "entityType": "User",
    "nonce": "0x9da8114baab86eb3e4109c2c2732ede05ae73f252ae651198f019504cd2e2b82",
    "signature": "0x5a63a28e58731d98908a95a3373934cd3ff1565799bae8e67500357dc417ee6369286e197e7c1e4a55e8109c18a5818296590eb84f66c0319a06db73709bae4e1b",
    "signer": "0x316933E449A0b429014E405447c447C9Bc472bE9",
    "userId": "451684863"
  }
}