{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120087188",
    "entityType": "User",
    "nonce": "0x07c6840f19e4b1fd667c68a6b452a3ece3a4bd8b0575977a571f4ef6067bc04f",
    "signature": "0x95d12f253f5ad92b422db43bc64816709b04b51aa1de2328948c58034f68342d53966ed15b0052fdaef8cbca5dd9e940468c39d29434541430de1d5cb6033f111b",
    "signer": "0x94d1769762bc3a1e7DCd3e8a31C89Ff199833Da6",
    "userId": "715573876"
  }
}