{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x3c9c5e92c410a933f2f5aa6eee69327713a7de1c2c05d7fdb5484ceb2fcaca82",
    "signature": "0xdeead4b18df105a0927eef4e924c8f839fcd481985b895d37013394c3d9945c859803d81cc81e1a3fcba1c766eb68b277b22e4c1d3ee7b3309bdbf85e3cab0141c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}