{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "962626737",
    "entityType": "User",
    "nonce": "0x47772fc52d887121c3bfd08e3d57d0477aa0581a87f32fbf7c0ebb590ac530b1",
    "signature": "0xceb8700eab86ae0307cb4f8c0a31be674d719f242ee5a071ac27d7a7b6cc09895e6c7403cedc6de109cbca29488d05386d76a66c37395ae8aefbb88ba7eb337b1c",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}