{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "368981",
    "entityType": "User",
    "nonce": "0xabc1cd99bb3e485e7c8114714a25c455fa36c7d71949c2d108a0fe6ef0df8e61",
    "signature": "0x96713b9ef4a4098634751529545d6b0f7c657b5b38b83ae6bd959af2bc7e88a5421c1cf6f609a7d94ca513f2fd406a75ada90d6d76889982283dcddda0292eeb1b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}