{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "917715333",
    "entityType": "User",
    "nonce": "0xcc33914056961fee5731e5e1b0022b9412e13dfa48e270ecca035ecb187c1bb1",
    "signature": "0x42accf150a27179ee4a28bd6563ca780e7b148ddc251f08aa2371f43bc847c661aa876098900bc1c44ef1be741508f79b73fcbf5a286f13d274358b6ada62aa61c",
    "signer": "0x12302E88Cf971407d5bdd167b1AA2664556D3385",
    "userId": "68176371"
  }
}