{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "870280684",
    "entityType": "User",
    "nonce": "0xf6f12eece984a14f5e2d3aa8886a1bb89e8bcd9dff4cd96963a7a9dbc4811fd0",
    "signature": "0x913889e0b47c3bd6882876d8a9d60ec6feaf752744c0ed9e680dcbde4be6d7131f132607bd801305acbce2348bf09fcb6fc1d9e922ca18bdcd5605a442124c221c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}