{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395602",
    "entityType": "User",
    "nonce": "0xe419ee3971420cc0791e9764e74e2e4ebd22a3a50a9335d18e95795a4a67f882",
    "signature": "0x0bc4288ce81524ea92274be0802c967588e9ce104f9f6a534e981d7044f5e6b149a52559e88b32fabbef74a501688b6176d6efa65be70a4e989dea21492de5841b",
    "signer": "0x07024945569e5721E4d506B01fB850443CF99F65",
    "userId": "871280797"
  }
}