{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x7a81cdbc127ad208d31a4c24a27a28b1007e918b96e79ee3fe23ac662fa623a1",
    "signature": "0x1b50bdb81a6d1a8bd51df46c42ee7fdfd20303f780e6515da8581b01cd18a9903c2e742240e1f8ec65069ce3238c8216ce9ae4476059294ea80899c42a0719611b",
    "signer": "0x1d3665a84dDa6cd4eA57d9b66E68602902cc0365",
    "userId": "922728721"
  }
}