{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141429",
    "entityType": "User",
    "nonce": "0xb410f675ab6af5b5f422db60dbb4ff8ac467b897f06764bfc29f88982df4b197",
    "signature": "0xe7abff458032c23b9c1fe4a3157882234816c35fa89bc08161d197d5064800a940552cc595882ae9cae327cfe1e4019fb076606d1b5c14fef2f3654be6f88f341b",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}