{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0xa0fed2d8feeeff52766a2f4fe6708ef5526bf016892a7c4181f7a76620a84fbb",
    "signature": "0x26914e558831974e1a72a0294718f74a52ff2ae43cda505bca113ff767fa5320510a9935c4af8f620e9ad911549bb0b750ab8f9a05bbf158a4b9fac831ed2bfa1b",
    "signer": "0x7ceA71B4A8C4013A4f57c1A57eC0430915572e86",
    "userId": "31724295"
  }
}