{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83911",
    "entityType": "User",
    "nonce": "0x04a5e03cea5951b2dac8d2ebc8dd23699f106f50d085582e0fe1f78c804223e7",
    "signature": "0xd32b1e6bf792d1b2d5cb2c2c6b24cfdcc129b42349f388de5553f253a3769cff32efa0d4f0f7461e48238fd58fa81d4fbd2cead523e9f8cd71601a3b7df0cff31c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}