{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22766",
    "entityType": "User",
    "nonce": "0xee6495c90ffbb012eb1cff30c1b26098af47b0da591b299114f658612c6549f4",
    "signature": "0xeac891d18daffaf0f3f82f021f0de91e8749d51b0c29382e506876917a673eff3831cfef82c0b48580ce2295366f430f33104795a6cc2716edf48072349fe5cd1b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}