{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x6e2467de06b7fe9dd2b3c279e8ef0348fb39db5c1f3e8c85c27c1a7d2b5ffabc",
    "signature": "0xe32fdb6fbfc5518f7c5def4ca6bb76339188cb1328585f7734d3236c16bf039042ee0c328d499d57b5bbea77f549b52b083fbb36f60f1ee1b0e29077ae6c24851c",
    "signer": "0x6268f3F36E0fe8D3E139bC6d32d7539887721848",
    "userId": "418312750"
  }
}