{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575848234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9ddf8411d5695ea1ffad5a2b6910cb7cad4193d276684bc23c9377e5ef5235e0",
    "signature": "0x095d1ca5913eae552ce2483599a5df3a4a2cede6b3532137b37296389bdfc56c08c71a637360e042016cf2463945f6aa3a059b3596ab83a276e7f2eed999b3051c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}