{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0xbfc674fbb767d63fa8c566d9555e51609169406d51e8f5dfcb3f54bcac52c397",
    "signature": "0xd4efe7308cdec27671e7f9aa2bad8084e5c2f0f67afae758e3290a8fef98921a1bffed5b7cf6eeba3ebfb5948b8ca7d85a3f8bd6c4d273e4b96e6b96908ab7ba1c",
    "signer": "0x0eE7CC00e9f61Fa97181E6BB203C97f8b23904e6",
    "userId": "968779607"
  }
}