{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "611841002",
    "entityType": "User",
    "nonce": "0x2811247952899b64c80694a252f8a978883938bb58ead1fe634ed2cdb84bee01",
    "signature": "0x6301f517603f177233145e94fba176decfcc31e905592e926e112f67c9fbef614108c9c68a37dce8e60a5994c371c73b18a244e2cab22ac8d5d85878208e9d651b",
    "signer": "0x7D6D9035aa24159A11b756872c46237Cd881A110",
    "userId": "892995183"
  }
}