{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "43286",
    "entityType": "User",
    "nonce": "0x94f6863fc55e0006bcdba14aa545d1e2adf995309d176525db29cf4b5f61f72d",
    "signature": "0xe8d9bac7021310b78da7a36ecb2596d56e76b56673b2f52f8c772649d9d73cc557756928af29aae07d86c14147e1d62d5060d3245e1b30e581960d68df3373871b",
    "signer": "0xE726D55D6940a70995Ce9D8aa1aCE76FC6f4f544",
    "userId": "285113781"
  }
}