{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41465",
    "entityType": "User",
    "nonce": "0xa9df18eef45e6f8d965770be6410b0176976de88059c7d56299722e9d0756daf",
    "signature": "0x30e39f68f278e490df96ed6298c4f3187703c09aa4b155e311f4eeaa2663ec611b0d8fe6bb67455735b71c59cd66c084b387e1e7085bd7bf8a1e088800bafc011b",
    "signer": "0x5f669126A64334710E37f472BfBfE0D8cF408577",
    "userId": "171892"
  }
}