{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "174543",
    "entityType": "User",
    "nonce": "0x0b7033ab36e4616731d3b5e991b5d5fcec7a34be1d5f04a30093d8cc828022fe",
    "signature": "0x9665da1a576ff457d37635031974090977248f677c74d0fdd30e01da6964e3397a0277df4154abc0e11e110f08fd47722970bd79da3902814a18549a8dd8b3401b",
    "signer": "0x42cB1e20D724BD902Af64cd85c700BE6118500bD",
    "userId": "47154652"
  }
}