{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "971292289",
    "entityType": "User",
    "nonce": "0x374f5b1a200231301b8f70ebe91b3ff0720c204ecbabb9ef9e0da21bc7898d54",
    "signature": "0x36c13ef5f2c2dc973f8dca2620c557cc2c11f56f9f2eb1fb5c09e4fb530f2a87193922992849422219d57f4716372d8ccee569b9cc26b662fc5dc225c4dc30101b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}