{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "404",
    "entityType": "User",
    "nonce": "0xb3bfb02f28d263a1970f66062569d792cb6d2c57752c908cb1850ce3462e2864",
    "signature": "0x0c72d97c29c51ad3a4fddc1e8c07c13c927bfd1cc3ba9ef56275ee93fb883b7962671f23e2a5cbefd195c66186629c9f3435edeecbc80fe361e75d51efe54c9d1b",
    "signer": "0x79D4a638460cd4209c5C1e92eAac0854961390Cd",
    "userId": "332669454"
  }
}