{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "948329777",
    "entityType": "User",
    "nonce": "0xebb637a1f88c7d32ed71ad08b240dcfecbd314df66335bba25e745fe3e7e834b",
    "signature": "0xea313f3be9c4b05242212ad1b09615f7f2efb7787d564060e267a70bab2361660425f81c9c251fa853400632d09f08e9b522a2201aefe41187ea810c99080dda1c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}