{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "376285",
    "entityType": "User",
    "nonce": "0x0d7792d2de81c1a6bdf3ed5e6e0a6fbf7655c303921a66c525eab3dc257fcfff",
    "signature": "0x80ca570692c62fde3abe7f38b29ae51084e224bce9f0c167ff7f0244c0f365ab38565cae15d1f4f00500004f79aec14af6c3cc07bd110fb5546a318c79c3ad4f1b",
    "signer": "0x7Dcf59Fe46A27793E50Ef9EA330596f28F992c3f",
    "userId": "328612316"
  }
}