{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61171",
    "entityType": "User",
    "nonce": "0x06bb69a70c85db9a6e64f668b410c82b235c13747d2bf420ece0a804e687c921",
    "signature": "0x150ae0ca96c9e7a4587e2a40ab2ec4c324c749de396856c303c1fdc3e494a3b23415db5c5ebafe04b616cf07baa7a7b0824a94e36c91d3fb04af7ab7b0cd8fe51c",
    "signer": "0xdB859da145eAc5f173b5a68ee5F22434899fe416",
    "userId": "881880880"
  }
}