{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60",
    "entityType": "User",
    "nonce": "0x96b417fe4995238973c4fcd7e0b44d9b87c8614594a0b198ad931ca982b06b17",
    "signature": "0xcda349b15a1469cd489b1ed64a5b7694e3b9b37f0eaa3d5147dc929abe37d8ee7bec547d958d73b54dbdfbd8448e011e7425cc681e747d62440f5ad489823c551b",
    "signer": "0x5f669126A64334710E37f472BfBfE0D8cF408577",
    "userId": "171892"
  }
}