{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x2f8f3085d00d6c4cb9a80f89c8e186b754d9483728ad4db280b5bb969c5d4f8c",
    "signature": "0x2cb9ae5d722d0d3070b403f2ebf638ec6764d2b48eebbfd589b34df3eb012ed839ef30c984823528ec8211a558f9cddd910c4f728132612817989b2784f0e9c91b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}