{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "130349",
    "entityType": "User",
    "nonce": "0x137ec82b8cf8d5cf58873bb8f1f5233d30c54214d05bd2ba15ad27801ae6a79c",
    "signature": "0x866d28910a81fc2a55acfa4737cd9cc0409849158c4fa61c65c4f46540ae214947ff6626bdb612bfab97e8e98f61c437a8917e5e7a479190e832221804cbfcfb1c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}