{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162449215",
    "entityType": "User",
    "nonce": "0xd7d1bed48c27f17aa19f824a29cbf43923dd85e53e0a44e088cd96fee93bf436",
    "signature": "0x3b5294b1befb6e1fbe46eaa0a5070d91fc59c52157c098ecb671f37be32b69147f6b57a8becb867ff8235381ad93d70c4c18e6bb0a3c8e12d884bdec67f89c111b",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}