{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56368",
    "entityType": "User",
    "nonce": "0xce0d5b2517801590199ebdc18803aab8ec46cc0111ea1fbd3926686dacff82c7",
    "signature": "0x2424ebac33453a41db5bda57afd0dfe0d24169bffdd816251af46020c7f9cc00316d0176b40a1f454b1e52d950851300d337df3d3c4db08b1ddd804ecf1c79981b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}