{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "693580281",
    "entityType": "User",
    "nonce": "0x222acf6ef8a27f662dab28bd02f6f462935854738d4c0ac07ae5467bb3d7f4ee",
    "signature": "0xe8649cc075f5e50e99e01aafee716b8cc8caa8eeadd67d9565939ebde6515acc07fb55ff169b3a8cdb2060339d6b12cfaf4118524d959aa058736e5c2aaee2f51b",
    "signer": "0x809Db232a6131f46553BA571FB17bFA2cc58aeE9",
    "userId": "351386054"
  }
}