{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8980",
    "entityType": "User",
    "nonce": "0xda71c850d4999509744d0b3482cbb9a3152e37d2f60669542684ce8756067a3b",
    "signature": "0x280947a2efa353f9a83ae32c09b171087aceff2ba9bf59e47f121c5eefedb9576da9148d82e911d26f8ae33c1bfbb7d8afe35aa39123698ce65fc59561cbef2f1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}