{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167051786",
    "entityType": "User",
    "nonce": "0x5a4247220dfce4f8328b174de055805c6c3319da8910db7dc0ead795d83be5ad",
    "signature": "0x733d440aff03e541ba3f6abddf5f6eb77e27db14799942b97bb9d9b0f0331deb0dfc0c7260acae58b4dcd91a8417e7a8569396d071a72780bc24d8e1a46723ef1c",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}