{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "165827",
    "entityType": "User",
    "nonce": "0x62626731d6343755013b96488232a1b7fdf535dce61543f0d343bc01251c40e9",
    "signature": "0x443805e31f4c5372e88bda2677c39bb1ae2e29d162b2a1a19183330930e89376558740dd3adc697883a7c3af022e45e277076d40f282665f94d8fc4c7fe178181b",
    "signer": "0xc0728e13f8e15b705a88778C329ce2fDa4bAdfb5",
    "userId": "128010"
  }
}