{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146460",
    "entityType": "User",
    "nonce": "0x4353b11828d4e11d5efdbf306218e8826fab98214597d86dae7fb56e1141a267",
    "signature": "0x1c7bb93448eab2e19eff197f6c2535e3163d788e4eaf41c867e5f6a4d20ffb32449752c0e9c78dfdbf45a6dea068bfbcfa6c494a40ac9b25cfbc3e5d165a7a611c",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}