{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1166298",
    "entityType": "User",
    "nonce": "0x3b051f352229e2277da1a4f000279a0f792d6d4312af99940b32adfa7404e44c",
    "signature": "0x98a37e5ed47a2f58a86bcc2044ee00867d762aa805d0ee205c6361700d8449d9697d5659d4ea21e305088b4740d092ec32382174597ac991801be9f00b106ca71c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}