{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "485987672",
    "entityType": "User",
    "nonce": "0xaf17592fe01b2a28234d3ef00f16e39fb55a688c3d76706edf1f066a8efe0759",
    "signature": "0xe7c9334c4c6f3f69921fe86ecb376b165c6677f6f216d413f2dc79444ac03ae377ce81c78d47f6277a7dde6d96a4de8221e81898271895e71affd6a9e963a9ad1c",
    "signer": "0xF40Be525727aa96Cf61609f0A493d9E677f73a33",
    "userId": "159460377"
  }
}