{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67349",
    "entityType": "User",
    "nonce": "0x57afa5e1fe63f27b0062e98f82e05a94166aaf4dc243b2538681dafef02a86c6",
    "signature": "0x9a152b3fee0981b66c7e614efd5e3f3a0d355b4dc32674e004ee2e782c75252158a3ae6448133c0e8580f38c25dec1cd1ff5075db205979e0076589102404c8e1c",
    "signer": "0x0d0E0D19797534AEF52736C60B52793E9f88e24F",
    "userId": "603294620"
  }
}