{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167438",
    "entityType": "User",
    "nonce": "0x66a8fb41e6319c9e3adbd537ffd74cd5f5e8a26890aa3cd06873269375c9fdb3",
    "signature": "0xab4a37a77452c9dcd327469ec347a3a91eca192ba06785e8ec46d5d377156f32452e7c8f7c4ad576153b9e75886ebb295d930f3304b268fefb820b9c68acf3c51c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}