{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89852",
    "entityType": "User",
    "nonce": "0xaa01ff6b650141862a128614068b60b2148088d2a5281f42ac4ef82ae12553bf",
    "signature": "0xaf9e5ef32b60ac5070211601e7eedc1bee6d46bcb047bf692249cfed8c4eaeab5297b96317e77e86d3fe5d1d2f17a4cd0653d8eb4574c251638a4e2cff9da54c1c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}