{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x6790b2cc99e6eee593da888b4d01fb1b29ca32f30ad6ad416cf7d3c8988490ef",
    "signature": "0x4f770153206c2aafba7591b089a8890bf68b16cf16eccbc9fa4aa3092bc140cb3cc182cbf20cd09105648d97f213809f25fd18f1defa6c00c981330588e684171c",
    "signer": "0x10915d5e626E0A08064f4c9DDA546bDEB7Fe4258",
    "userId": "871588792"
  }
}