{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7422",
    "entityType": "User",
    "nonce": "0xc5f78a612413ee52774139dc1f7911c8b12424c6fafa2e78d33f9c091394d630",
    "signature": "0x28be24a083999e5daa8cb9e09f63889fd707c3a5d6362d9c550b2943ef70972761036e36eb428ed273e2a7d3b7e59c4becb433831082f0be9b3dada97014ecf61b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}