{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89625",
    "entityType": "User",
    "nonce": "0x8449507e777c557acccdfb04dfee1a8b003a343768cdfa65bf37058a1dac3f5b",
    "signature": "0x3d31f7cbd38f50696ac30e7cae1fe4cf9ffa93efd329125018cdb8d25e4a7c7817691137d019145c87dd7452fc100e71f68f896fe58dd30f137ff119036975821b",
    "signer": "0x182c11d7270552cc03215271386476120f7dB998",
    "userId": "924103370"
  }
}