{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "870684573",
    "entityType": "User",
    "nonce": "0x085158b925cb39311e233fefb45fefddba2d8f2846aafe2e66c81853dfa3458a",
    "signature": "0xc074df5103150b79371eebf66a5ebf761981d1167bd11e929e5dad97f99190ad0fb33511582f9f2cd93b8e2e0557d8f8f08416a59c000f4ccd8fe70d6da06f931b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}